20968408

素因数分解:

$2^3\times {\mathrm{101}}^1\times {\mathrm{25951}}^1$

素因数の和:26058

約数の個数: 16

約数和(自身を含む): 39706560

約数和(自身を除く): 18738152

約数列:

[1, 2, 4, 8, 101, 202, 404, 808, 25951, 51902, 103804, 207608, 2621051, 5242102, 10484204, 20968408]

約数ペア:

[(1, 20968408), (2, 10484204), (4, 5242102), (8, 2621051), (101, 207608), (202, 103804), (404, 51902), (808, 25951)]