Dealing With Factors
Any integer that divides into another integer evenly is a factor. For example, 3 and 2 are factors of 6, 12, 18, etc. The number 16 has 2, 4 and 8 as factors. The number is always a factor of itself. The number one is a factor for all whole numbers.
To quickly find the total list of factors for a given number, start with 1 and the number itself and then work your way up until you start repeating numbers. For example, to factor 36: