Q: What is the sum of all factors of the number 12,438 excluding 12,438?
A: 14,550
The factors of the number 12,438 are: 1, 2, 3, 6, 9, 18, 691, 1382, 2073, 4146, 6219, 12438.
If you add them up, you will get the total of 12,452. Now subtract 12,438 to get 14,550