20523745

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{3847}}^1$

素因数の和:3960

約数の個数: 16

約数和(自身を含む): 27151488

約数和(自身を除く): 6627743

約数列:

[1, 5, 11, 55, 97, 485, 1067, 3847, 5335, 19235, 42317, 211585, 373159, 1865795, 4104749, 20523745]

約数ペア:

[(1, 20523745), (5, 4104749), (11, 1865795), (55, 373159), (97, 211585), (485, 42317), (1067, 19235), (3847, 5335)]