19157943

素因数分解:

$3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{6659}}^1$

素因数の和:6806

約数の個数: 16

約数和(自身を含む): 29410560

約数和(自身を除く): 10252617

約数列:

[1, 3, 7, 21, 137, 411, 959, 2877, 6659, 19977, 46613, 139839, 912283, 2736849, 6385981, 19157943]

約数ペア:

[(1, 19157943), (3, 6385981), (7, 2736849), (21, 912283), (137, 139839), (411, 46613), (959, 19977), (2877, 6659)]