19278365

素因数分解:

$5^1\times {\mathrm{113}}^1\times {\mathrm{149}}^1\times {\mathrm{229}}^1$

素因数の和:496

約数の個数: 16

約数和(自身を含む): 23598000

約数和(自身を除く): 4319635

約数列:

[1, 5, 113, 149, 229, 565, 745, 1145, 16837, 25877, 34121, 84185, 129385, 170605, 3855673, 19278365]

約数ペア:

[(1, 19278365), (5, 3855673), (113, 170605), (149, 129385), (229, 84185), (565, 34121), (745, 25877), (1145, 16837)]