18846217

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1609}}^1$

素因数の和:1692

約数の個数: 16

約数和(自身を含む): 21908880

約数和(自身を除く): 3062663

約数列:

[1, 13, 17, 53, 221, 689, 901, 1609, 11713, 20917, 27353, 85277, 355589, 1108601, 1449709, 18846217]

約数ペア:

[(1, 18846217), (13, 1449709), (17, 1108601), (53, 355589), (221, 85277), (689, 27353), (901, 20917), (1609, 11713)]