19017011

素因数分解:

${\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{691}}^1$

素因数の和:806

約数の個数: 16

約数和(自身を含む): 21507360

約数和(自身を除く): 2490349

約数列:

[1, 13, 29, 73, 377, 691, 949, 2117, 8983, 20039, 27521, 50443, 260507, 655759, 1462847, 19017011]

約数ペア:

[(1, 19017011), (13, 1462847), (29, 655759), (73, 260507), (377, 50443), (691, 27521), (949, 20039), (2117, 8983)]