20248545891

素因数分解:

$3^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{1963781}}^1$

素因数の和:1964282

約数の個数: 16

約数和(自身を含む): 30917783808

約数和(自身を除く): 10669237917

約数列:

[1, 3, 7, 21, 491, 1473, 3437, 10311, 1963781, 5891343, 13746467, 41239401, 964216471, 2892649413, 6749515297, 20248545891]

約数ペア:

[(1, 20248545891), (3, 6749515297), (7, 2892649413), (21, 964216471), (491, 41239401), (1473, 13746467), (3437, 5891343), (10311, 1963781)]