Q: What is the sum of all factors of the number 20,085 excluding 20,085?
A: 14,859
The factors of the number 20,085 are: 1, 3, 5, 13, 15, 39, 65, 103, 195, 309, 515, 1339, 1545, 4017, 6695, 20085.
If you add them up, you will get the total of 20,099. Now subtract 20,085 to get 14,859