20013851

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{809}}^1$

素因数の和:1006

約数の個数: 16

約数和(自身を含む): 23677920

約数和(自身を除く): 3664069

約数列:

[1, 11, 13, 143, 173, 809, 1903, 2249, 8899, 10517, 24739, 115687, 139957, 1539527, 1819441, 20013851]

約数ペア:

[(1, 20013851), (11, 1819441), (13, 1539527), (143, 139957), (173, 115687), (809, 24739), (1903, 10517), (2249, 8899)]