Q: What is the sum of all factors of the number 20,787,678 excluding 20,787,678?
A: 25,921,530
The factors of the number 20,787,678 are: 1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 42773, 85546, 128319, 256638, 384957, 769914, 1154871, 2309742, 3464613, 6929226, 10393839, 20787678.
If you add them up, you will get the total of 20,787,703. Now subtract 20,787,678 to get 25,921,530