20103863

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{947}}^1$

素因数の和:1054

約数の個数: 16

約数和(自身を含む): 22934016

約数和(自身を除く): 2830153

約数列:

[1, 13, 23, 71, 299, 923, 947, 1633, 12311, 21229, 21781, 67237, 283153, 874081, 1546451, 20103863]

約数ペア:

[(1, 20103863), (13, 1546451), (23, 874081), (71, 283153), (299, 67237), (923, 21781), (947, 21229), (1633, 12311)]