20155827461

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{4291213}}^1$

素因数の和:4291292

約数の個数: 16

約数和(自身を含む): 25541305728

約数和(自身を除く): 5385478267

約数列:

[1, 7, 11, 61, 77, 427, 671, 4697, 4291213, 30038491, 47203343, 261763993, 330423401, 1832347951, 2879403923, 20155827461]

約数ペア:

[(1, 20155827461), (7, 2879403923), (11, 1832347951), (61, 330423401), (77, 261763993), (427, 47203343), (671, 30038491), (4697, 4291213)]