2099751985

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{3217}}^1\times {\mathrm{4211}}^1$

素因数の和:7464

約数の個数: 16

約数和(自身を含む): 2602409472

約数和(自身を除く): 502657487

約数列:

[1, 5, 31, 155, 3217, 4211, 16085, 21055, 99727, 130541, 498635, 652705, 13546787, 67733935, 419950397, 2099751985]

約数ペア:

[(1, 2099751985), (5, 419950397), (31, 67733935), (155, 13546787), (3217, 652705), (4211, 498635), (16085, 130541), (21055, 99727)]