20100321896

素因数分解:

$2^3\times {\mathrm{157}}^1\times {\mathrm{16003441}}^1$

素因数の和:16003604

約数の個数: 16

約数和(自身を含む): 37928157540

約数和(自身を除く): 17827835644

約数列:

[1, 2, 4, 8, 157, 314, 628, 1256, 16003441, 32006882, 64013764, 128027528, 2512540237, 5025080474, 10050160948, 20100321896]

約数ペア:

[(1, 20100321896), (2, 10050160948), (4, 5025080474), (8, 2512540237), (157, 128027528), (314, 64013764), (628, 32006882), (1256, 16003441)]