20171866871

素因数分解:

${\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{1681129}}^1$

素因数の和:1681226

約数の個数: 12

約数和(自身を含む): 22150568880

約数和(自身を除く): 1978702009

約数列:

[1, 13, 71, 169, 923, 11999, 1681129, 21854677, 119360159, 284110801, 1551682067, 20171866871]

約数ペア:

[(1, 20171866871), (13, 1551682067), (71, 284110801), (169, 119360159), (923, 21854677), (11999, 1681129)]