20293156

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{13457}}^1$

素因数の和:13503

約数の個数: 24

約数和(自身を含む): 39566520

約数和(自身を除く): 19273364

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 116, 377, 754, 1508, 13457, 26914, 53828, 174941, 349882, 390253, 699764, 780506, 1561012, 5073289, 10146578, 20293156]

約数ペア:

[(1, 20293156), (2, 10146578), (4, 5073289), (13, 1561012), (26, 780506), (29, 699764), (52, 390253), (58, 349882), (116, 174941), (377, 53828), (754, 26914), (1508, 13457)]