18381473

素因数分解:

${\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{2081}}^1$

素因数の和:2176

約数の個数: 12

約数和(自身を含む): 20491044

約数和(自身を除く): 2109571

約数列:

[1, 11, 73, 121, 803, 2081, 8833, 22891, 151913, 251801, 1671043, 18381473]

約数ペア:

[(1, 18381473), (11, 1671043), (73, 251801), (121, 151913), (803, 22891), (2081, 8833)]