What are the factors of 18 24 and 36?

The factors of 18 are:
1, 2, 3, 6, 9, 18

The factors of 24 are:
1, 2, 3, 4, 6, 8, 12, 24

The factors of 36 are:
1, 2, 3, 4, 6, 9, 12, 18, 36