20172872759

素因数分解:

${\mathrm{13}}^2\times {\mathrm{139}}^1\times {\mathrm{858749}}^1$

素因数の和:858914

約数の個数: 12

約数和(自身を含む): 22001175000

約数和(自身を除く): 1828302241

約数列:

[1, 13, 139, 169, 1807, 23491, 858749, 11163737, 119366111, 145128581, 1551759443, 20172872759]

約数ペア:

[(1, 20172872759), (13, 1551759443), (139, 145128581), (169, 119366111), (1807, 11163737), (23491, 858749)]