20125081587

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{131}}^1\times {\mathrm{303011}}^1$

素因数の和:303171

約数の個数: 24

約数和(自身を含む): 29278231488

約数和(自身を除く): 9153149901

約数列:

[1, 3, 13, 39, 131, 169, 393, 507, 1703, 5109, 22139, 66417, 303011, 909033, 3939143, 11817429, 39694441, 51208859, 119083323, 153626577, 516027733, 1548083199, 6708360529, 20125081587]

約数ペア:

[(1, 20125081587), (3, 6708360529), (13, 1548083199), (39, 516027733), (131, 153626577), (169, 119083323), (393, 51208859), (507, 39694441), (1703, 11817429), (5109, 3939143), (22139, 909033), (66417, 303011)]