20136428181

素因数分解:

$3^2\times {\mathrm{431}}^1\times {\mathrm{5191139}}^1$

素因数の和:5191576

約数の個数: 12

約数和(自身を含む): 29153442240

約数和(自身を除く): 9017014059

約数列:

[1, 3, 9, 431, 1293, 3879, 5191139, 15573417, 46720251, 2237380909, 6712142727, 20136428181]

約数ペア:

[(1, 20136428181), (3, 6712142727), (9, 2237380909), (431, 46720251), (1293, 15573417), (3879, 5191139)]