18201057281

素因数分解:

${\mathrm{11}}^2\times {\mathrm{28111}}^1\times {\mathrm{5351}}^1$

素因数の和:33484

約数の個数: 12

約数和(自身を含む): 20010571392

約数和(自身を除く): 1809514111

約数列:

[1, 11, 121, 5351, 28111, 58861, 309221, 647471, 3401431, 150421961, 1654641571, 18201057281]

約数ペア:

[(1, 18201057281), (11, 1654641571), (121, 150421961), (5351, 3401431), (28111, 647471), (58861, 309221)]