19427668

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{21977}}^1$

素因数の和:22011

約数の個数: 24

約数和(自身を含む): 38769192

約数和(自身を除く): 19341524

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 21977, 43954, 87908, 285701, 373609, 571402, 747218, 1142804, 1494436, 4856917, 9713834, 19427668]

約数ペア:

[(1, 19427668), (2, 9713834), (4, 4856917), (13, 1494436), (17, 1142804), (26, 747218), (34, 571402), (52, 373609), (68, 285701), (221, 87908), (442, 43954), (884, 21977)]