20163955981

素因数分解:

${\mathrm{13}}^2\times {\mathrm{6637}}^1\times {\mathrm{17977}}^1$

素因数の和:24640

約数の個数: 12

約数和(自身を含む): 21838847412

約数和(自身を除く): 1674891431

約数列:

[1, 13, 169, 6637, 17977, 86281, 233701, 1121653, 3038113, 119313349, 1551073537, 20163955981]

約数ペア:

[(1, 20163955981), (13, 1551073537), (169, 119313349), (6637, 3038113), (17977, 1121653), (86281, 233701)]