20176951472

素因数分解:

$2^4\times {\mathrm{1279}}^1\times {\mathrm{985973}}^1$

素因数の和:987260

約数の個数: 20

約数和(自身を含む): 39123448320

約数和(自身を除く): 18946496848

約数列:

[1, 2, 4, 8, 16, 1279, 2558, 5116, 10232, 20464, 985973, 1971946, 3943892, 7887784, 15775568, 1261059467, 2522118934, 5044237868, 10088475736, 20176951472]

約数ペア:

[(1, 20176951472), (2, 10088475736), (4, 5044237868), (8, 2522118934), (16, 1261059467), (1279, 15775568), (2558, 7887784), (5116, 3943892), (10232, 1971946), (20464, 985973)]