2021855455

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{110273}}^1$

素因数の和:110490

約数の個数: 16

約数和(自身を含む): 2567178720

約数和(自身を除く): 545323265

約数列:

[1, 5, 19, 95, 193, 965, 3667, 18335, 110273, 551365, 2095187, 10475935, 21282689, 106413445, 404371091, 2021855455]

約数ペア:

[(1, 2021855455), (5, 404371091), (19, 106413445), (95, 21282689), (193, 10475935), (965, 2095187), (3667, 551365), (18335, 110273)]