18876121

素因数分解:

${\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{2137}}^1$

素因数の和:2232

約数の個数: 12

約数和(自身を含む): 21042196

約数和(自身を除く): 2166075

約数列:

[1, 11, 73, 121, 803, 2137, 8833, 23507, 156001, 258577, 1716011, 18876121]

約数ペア:

[(1, 18876121), (11, 1716011), (73, 258577), (121, 156001), (803, 23507), (2137, 8833)]