20966585

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{863}}^1$

素因数の和:1024

約数の個数: 16

約数和(自身を含む): 26002944

約数和(自身を除く): 5036359

約数列:

[1, 5, 43, 113, 215, 565, 863, 4315, 4859, 24295, 37109, 97519, 185545, 487595, 4193317, 20966585]

約数ペア:

[(1, 20966585), (5, 4193317), (43, 487595), (113, 185545), (215, 97519), (565, 37109), (863, 24295), (4315, 4859)]