20833757

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{503}}^1$

素因数の和:668

約数の個数: 16

約数和(自身を含む): 24498432

約数和(自身を除く): 3664675

約数列:

[1, 7, 61, 97, 427, 503, 679, 3521, 5917, 30683, 41419, 48791, 214781, 341537, 2976251, 20833757]

約数ペア:

[(1, 20833757), (7, 2976251), (61, 341537), (97, 214781), (427, 48791), (503, 41419), (679, 30683), (3521, 5917)]