20809938

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{204019}}^1$

素因数の和:204041

約数の個数: 16

約数和(自身を含む): 44068320

約数和(自身を除く): 23258382

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 204019, 408038, 612057, 1224114, 3468323, 6936646, 10404969, 20809938]

約数ペア:

[(1, 20809938), (2, 10404969), (3, 6936646), (6, 3468323), (17, 1224114), (34, 612057), (51, 408038), (102, 204019)]