2018909815

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{81097}}^1$

素因数の和:81498

約数の個数: 16

約数和(自身を含む): 2615897088

約数和(自身を除く): 596987273

約数列:

[1, 5, 13, 65, 383, 1915, 4979, 24895, 81097, 405485, 1054261, 5271305, 31060151, 155300755, 403781963, 2018909815]

約数ペア:

[(1, 2018909815), (5, 403781963), (13, 155300755), (65, 31060151), (383, 5271305), (1915, 1054261), (4979, 405485), (24895, 81097)]