20959696

素因数分解:

$2^4\times {\mathrm{613}}^1\times {\mathrm{2137}}^1$

素因数の和:2758

約数の個数: 20

約数和(自身を含む): 40694692

約数和(自身を除く): 19734996

約数列:

[1, 2, 4, 8, 16, 613, 1226, 2137, 2452, 4274, 4904, 8548, 9808, 17096, 34192, 1309981, 2619962, 5239924, 10479848, 20959696]

約数ペア:

[(1, 20959696), (2, 10479848), (4, 5239924), (8, 2619962), (16, 1309981), (613, 34192), (1226, 17096), (2137, 9808), (2452, 8548), (4274, 4904)]