19943169

素因数分解:

$3^1\times {\mathrm{103}}^1\times {\mathrm{233}}^1\times {\mathrm{277}}^1$

素因数の和:616

約数の個数: 16

約数和(自身を含む): 27061632

約数和(自身を除く): 7118463

約数列:

[1, 3, 103, 233, 277, 309, 699, 831, 23999, 28531, 64541, 71997, 85593, 193623, 6647723, 19943169]

約数ペア:

[(1, 19943169), (3, 6647723), (103, 193623), (233, 85593), (277, 71997), (309, 64541), (699, 28531), (831, 23999)]