Factors of 18, 19 and 20

Here we will list all the Factors of 18, 19 and 20.

Factors of 18
The Factors of 18 are the numbers that you can evenly divide into 18. Thus, the Factors of 18 are 1, 2, 3, 6, 9, and 18.

Factors of 19
The Factors of 19 are the numbers that you can evenly divide into 19. Thus, the Factors of 19 are 1 and 19.

Factors of 20
The Factors of 20 are the numbers that you can evenly divide into 20. Thus, the Factors of 20 are 1, 2, 4, 5, 10, and 20.

Do you want to know the Factors of 18, 19 and 20 because you want to know the greatest factor they have in common?

If so, you compare the list of Factors of 18, 19 and 20 to find the largest number they have in common.

As you can see from the lists above, the Greatest Common Factor (GCF) of 18, 19 and 20 is 1.

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Factors of 18, 19 and 21
Here are the factors of the next three numbers that we compared.