20011220546

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{12246769}}^1$

素因数の和:12246833

約数の個数: 16

約数和(自身を含む): 32331472800

約数和(自身を除く): 12320252254

約数列:

[1, 2, 19, 38, 43, 86, 817, 1634, 12246769, 24493538, 232688611, 465377222, 526611067, 1053222134, 10005610273, 20011220546]

約数ペア:

[(1, 20011220546), (2, 10005610273), (19, 1053222134), (38, 526611067), (43, 465377222), (86, 232688611), (817, 24493538), (1634, 12246769)]