20292668

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{41927}}^1$

素因数の和:41953

約数の個数: 18

約数和(自身を含む): 39034968

約数和(自身を除く): 18742300

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 41927, 83854, 167708, 461197, 922394, 1844788, 5073167, 10146334, 20292668]

約数ペア:

[(1, 20292668), (2, 10146334), (4, 5073167), (11, 1844788), (22, 922394), (44, 461197), (121, 167708), (242, 83854), (484, 41927)]