20086495

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{2161}}^1$

素因数の和:2203

約数の個数: 24

約数和(自身を含む): 28486512

約数和(自身を除く): 8400017

約数列:

[1, 5, 11, 13, 55, 65, 143, 169, 715, 845, 1859, 2161, 9295, 10805, 23771, 28093, 118855, 140465, 309023, 365209, 1545115, 1826045, 4017299, 20086495]

約数ペア:

[(1, 20086495), (5, 4017299), (11, 1826045), (13, 1545115), (55, 365209), (65, 309023), (143, 140465), (169, 118855), (715, 28093), (845, 23771), (1859, 10805), (2161, 9295)]