19042276

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{457}}^1\times {\mathrm{947}}^1$

素因数の和:1419

約数の個数: 24

約数和(自身を含む): 36471456

約数和(自身を除く): 17429180

約数列:

[1, 2, 4, 11, 22, 44, 457, 914, 947, 1828, 1894, 3788, 5027, 10054, 10417, 20108, 20834, 41668, 432779, 865558, 1731116, 4760569, 9521138, 19042276]

約数ペア:

[(1, 19042276), (2, 9521138), (4, 4760569), (11, 1731116), (22, 865558), (44, 432779), (457, 41668), (914, 20834), (947, 20108), (1828, 10417), (1894, 10054), (3788, 5027)]