Q: What is the sum of all factors of the number 25,434 excluding 25,434?
A: 31,920
The factors of the number 25,434 are: 1, 2, 3, 6, 9, 18, 27, 54, 81, 157, 162, 314, 471, 942, 1413, 2826, 4239, 8478, 12717, 25434.
If you add them up, you will get the total of 25,465. Now subtract 25,434 to get 31,920