2019355690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1668889}}^1$

素因数の和:1668918

約数の個数: 24

約数和(自身を含む): 3995322660

約数和(自身を除く): 1975966970

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 1668889, 3337778, 8344445, 16688890, 18357779, 36715558, 91788895, 183577790, 201935569, 403871138, 1009677845, 2019355690]

約数ペア:

[(1, 2019355690), (2, 1009677845), (5, 403871138), (10, 201935569), (11, 183577790), (22, 91788895), (55, 36715558), (110, 18357779), (121, 16688890), (242, 8344445), (605, 3337778), (1210, 1668889)]