18111181

素因数分解:

${\mathrm{11}}^1\times {\mathrm{83}}^2\times {\mathrm{239}}^1$

素因数の和:416

約数の個数: 12

約数和(自身を含む): 20082240

約数和(自身を除く): 1971059

約数列:

[1, 11, 83, 239, 913, 2629, 6889, 19837, 75779, 218207, 1646471, 18111181]

約数ペア:

[(1, 18111181), (11, 1646471), (83, 218207), (239, 75779), (913, 19837), (2629, 6889)]