20512487991

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{4339}}^1\times {\mathrm{50833}}^1$

素因数の和:55206

約数の個数: 16

約数和(自身を含む): 28239303680

約数和(自身を除く): 7726815689

約数列:

[1, 3, 31, 93, 4339, 13017, 50833, 134509, 152499, 403527, 1575823, 4727469, 220564387, 661693161, 6837495997, 20512487991]

約数ペア:

[(1, 20512487991), (3, 6837495997), (31, 661693161), (93, 220564387), (4339, 4727469), (13017, 1575823), (50833, 403527), (134509, 152499)]