18675668

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{419}}^1\times {\mathrm{1013}}^1$

素因数の和:1447

約数の個数: 24

約数和(自身を含む): 35773920

約数和(自身を除く): 17098252

約数列:

[1, 2, 4, 11, 22, 44, 419, 838, 1013, 1676, 2026, 4052, 4609, 9218, 11143, 18436, 22286, 44572, 424447, 848894, 1697788, 4668917, 9337834, 18675668]

約数ペア:

[(1, 18675668), (2, 9337834), (4, 4668917), (11, 1697788), (22, 848894), (44, 424447), (419, 44572), (838, 22286), (1013, 18436), (1676, 11143), (2026, 9218), (4052, 4609)]