1620956872

素因数分解:

$2^3\times {\mathrm{2221}}^1\times {\mathrm{91229}}^1$

素因数の和:93456

約数の個数: 16

約数和(自身を含む): 3040695900

約数和(自身を除く): 1419739028

約数列:

[1, 2, 4, 8, 2221, 4442, 8884, 17768, 91229, 182458, 364916, 729832, 202619609, 405239218, 810478436, 1620956872]

約数ペア:

[(1, 1620956872), (2, 810478436), (4, 405239218), (8, 202619609), (2221, 729832), (4442, 364916), (8884, 182458), (17768, 91229)]