18791110

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{11119}}^1$

素因数の和:11152

約数の個数: 24

約数和(自身を含む): 36629280

約数和(自身を除く): 17838170

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 11119, 22238, 55595, 111190, 144547, 289094, 722735, 1445470, 1879111, 3758222, 9395555, 18791110]

約数ペア:

[(1, 18791110), (2, 9395555), (5, 3758222), (10, 1879111), (13, 1445470), (26, 722735), (65, 289094), (130, 144547), (169, 111190), (338, 55595), (845, 22238), (1690, 11119)]