20168883651

素因数分解:

$3^1\times 7^1\times {\mathrm{881}}^1\times {\mathrm{1090151}}^1$

素因数の和:1091042

約数の個数: 16

約数和(自身を含む): 30768450048

約数和(自身を除く): 10599566397

約数列:

[1, 3, 7, 21, 881, 2643, 6167, 18501, 1090151, 3270453, 7631057, 22893171, 960423031, 2881269093, 6722961217, 20168883651]

約数ペア:

[(1, 20168883651), (3, 6722961217), (7, 2881269093), (21, 960423031), (881, 22893171), (2643, 7631057), (6167, 3270453), (18501, 1090151)]