20519470223

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{154281731}}^1$

素因数の和:154281757

約数の個数: 8

約数和(自身を含む): 24685077120

約数和(自身を除く): 4165606897

約数列:

[1, 7, 19, 133, 154281731, 1079972117, 2931352889, 20519470223]

約数ペア:

[(1, 20519470223), (7, 2931352889), (19, 1079972117), (133, 154281731)]