19009541

素因数分解:

${\mathrm{31}}^2\times {\mathrm{131}}^1\times {\mathrm{151}}^1$

素因数の和:344

約数の個数: 12

約数和(自身を含む): 19923552

約数和(自身を除く): 914011

約数列:

[1, 31, 131, 151, 961, 4061, 4681, 19781, 125891, 145111, 613211, 19009541]

約数ペア:

[(1, 19009541), (31, 613211), (131, 145111), (151, 125891), (961, 19781), (4061, 4681)]