20016510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{12589}}^1$

素因数の和:12652

約数の個数: 32

約数和(自身を含む): 48949920

約数和(自身を除く): 28933410

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 53, 106, 159, 265, 318, 530, 795, 1590, 12589, 25178, 37767, 62945, 75534, 125890, 188835, 377670, 667217, 1334434, 2001651, 3336085, 4003302, 6672170, 10008255, 20016510]

約数ペア:

[(1, 20016510), (2, 10008255), (3, 6672170), (5, 4003302), (6, 3336085), (10, 2001651), (15, 1334434), (30, 667217), (53, 377670), (106, 188835), (159, 125890), (265, 75534), (318, 62945), (530, 37767), (795, 25178), (1590, 12589)]