19377182

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{80071}}^1$

素因数の和:80095

約数の個数: 12

約数和(自身を含む): 31948728

約数和(自身を除く): 12571546

約数列:

[1, 2, 11, 22, 121, 242, 80071, 160142, 880781, 1761562, 9688591, 19377182]

約数ペア:

[(1, 19377182), (2, 9688591), (11, 1761562), (22, 880781), (121, 160142), (242, 80071)]