20139770879

素因数分解:

${\mathrm{19}}^2\times {\mathrm{131}}^1\times {\mathrm{425869}}^1$

素因数の和:426038

約数の個数: 12

約数和(自身を含む): 21417854040

約数和(自身を除く): 1278083161

約数列:

[1, 19, 131, 361, 2489, 47291, 425869, 8091511, 55788839, 153738709, 1059987941, 20139770879]

約数ペア:

[(1, 20139770879), (19, 1059987941), (131, 153738709), (361, 55788839), (2489, 8091511), (47291, 425869)]