20171954891

素因数分解:

${\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{7248277}}^1$

素因数の和:7248322

約数の個数: 12

約数和(自身を含む): 23136503376

約数和(自身を除く): 2964548485

約数列:

[1, 11, 23, 121, 253, 2783, 7248277, 79731047, 166710371, 877041517, 1833814081, 20171954891]

約数ペア:

[(1, 20171954891), (11, 1833814081), (23, 877041517), (121, 166710371), (253, 79731047), (2783, 7248277)]