Q: What is the sum of all factors of the number 29,978 excluding 29,978?
A: 18,490
The factors of the number 29,978 are: 1, 2, 13, 26, 1153, 2306, 14989, 29978.
If you add them up, you will get the total of 29,996. Now subtract 29,978 to get 18,490