What are the common factors of 12 and 32?

The common factors of 12 and 32 are the numbers that can evenly divide both 12 and 32 without leaving a remainder. The factors of 12 are 1, 2, 3, 4, 6, and 12. The factors of 32 are 1, 2, 4, 8, 16, and 32. The common factors of 12 and 32 are 1, 2, and 4.