19323928

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2617}}^1$

素因数の和:2707

約数の個数: 32

約数和(自身を含む): 39584160

約数和(自身を除く): 20260232

約数列:

[1, 2, 4, 8, 13, 26, 52, 71, 104, 142, 284, 568, 923, 1846, 2617, 3692, 5234, 7384, 10468, 20936, 34021, 68042, 136084, 185807, 272168, 371614, 743228, 1486456, 2415491, 4830982, 9661964, 19323928]

約数ペア:

[(1, 19323928), (2, 9661964), (4, 4830982), (8, 2415491), (13, 1486456), (26, 743228), (52, 371614), (71, 272168), (104, 185807), (142, 136084), (284, 68042), (568, 34021), (923, 20936), (1846, 10468), (2617, 7384), (3692, 5234)]