20705025

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{25097}}^1$

素因数の和:25121

約数の個数: 24

約数和(自身を含む): 37345824

約数和(自身を除く): 16640799

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 165, 275, 825, 25097, 75291, 125485, 276067, 376455, 627425, 828201, 1380335, 1882275, 4141005, 6901675, 20705025]

約数ペア:

[(1, 20705025), (3, 6901675), (5, 4141005), (11, 1882275), (15, 1380335), (25, 828201), (33, 627425), (55, 376455), (75, 276067), (165, 125485), (275, 75291), (825, 25097)]