20068993

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{1231}}^1$

素因数の和:1392

約数の個数: 16

約数和(自身を含む): 24482304

約数和(自身を除く): 4413311

約数列:

[1, 7, 17, 119, 137, 959, 1231, 2329, 8617, 16303, 20927, 146489, 168647, 1180529, 2866999, 20068993]

約数ペア:

[(1, 20068993), (7, 2866999), (17, 1180529), (119, 168647), (137, 146489), (959, 20927), (1231, 16303), (2329, 8617)]