20199784834

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{3019}}^1\times {\mathrm{77801}}^1$

素因数の和:80865

約数の個数: 16

約数和(自身を含む): 31014989280

約数和(自身を除く): 10815204446

約数列:

[1, 2, 43, 86, 3019, 6038, 77801, 129817, 155602, 259634, 3345443, 6690886, 234881219, 469762438, 10099892417, 20199784834]

約数ペア:

[(1, 20199784834), (2, 10099892417), (43, 469762438), (86, 234881219), (3019, 6690886), (6038, 3345443), (77801, 259634), (129817, 155602)]