20280521336

素因数分解:

$2^3\times {\mathrm{317}}^1\times {\mathrm{7997051}}^1$

素因数の和:7997374

約数の個数: 16

約数和(自身を含む): 38145938040

約数和(自身を除く): 17865416704

約数列:

[1, 2, 4, 8, 317, 634, 1268, 2536, 7997051, 15994102, 31988204, 63976408, 2535065167, 5070130334, 10140260668, 20280521336]

約数ペア:

[(1, 20280521336), (2, 10140260668), (4, 5070130334), (8, 2535065167), (317, 63976408), (634, 31988204), (1268, 15994102), (2536, 7997051)]