2157802202

素因数分解:

$2^1\times {\mathrm{41}}^2\times {\mathrm{641821}}^1$

素因数の和:641905

約数の個数: 12

約数和(自身を含む): 3317577918

約数和(自身を除く): 1159775716

約数列:

[1, 2, 41, 82, 1681, 3362, 641821, 1283642, 26314661, 52629322, 1078901101, 2157802202]

約数ペア:

[(1, 2157802202), (2, 1078901101), (41, 52629322), (82, 26314661), (1681, 1283642), (3362, 641821)]