19308877

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{881}}^1$

素因数の和:1020

約数の個数: 16

約数和(自身を含む): 23030784

約数和(自身を除く): 3721907

約数列:

[1, 7, 31, 101, 217, 707, 881, 3131, 6167, 21917, 27311, 88981, 191177, 622867, 2758411, 19308877]

約数ペア:

[(1, 19308877), (7, 2758411), (31, 622867), (101, 191177), (217, 88981), (707, 27311), (881, 21917), (3131, 6167)]