20147401921

素因数分解:

${\mathrm{31}}^1\times {\mathrm{11161}}^1\times {\mathrm{58231}}^1$

素因数の和:69423

約数の個数: 8

約数和(自身を含む): 20799538688

約数和(自身を除く): 652136767

約数列:

[1, 31, 11161, 58231, 345991, 1805161, 649916191, 20147401921]

約数ペア:

[(1, 20147401921), (31, 649916191), (11161, 1805161), (58231, 345991)]