18027207

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{863}}^1$

素因数の和:1091

約数の個数: 24

約数和(自身を含む): 28574208

約数和(自身を除く): 10547001

約数列:

[1, 3, 9, 11, 33, 99, 211, 633, 863, 1899, 2321, 2589, 6963, 7767, 9493, 20889, 28479, 85437, 182093, 546279, 1638837, 2003023, 6009069, 18027207]

約数ペア:

[(1, 18027207), (3, 6009069), (9, 2003023), (11, 1638837), (33, 546279), (99, 182093), (211, 85437), (633, 28479), (863, 20889), (1899, 9493), (2321, 7767), (2589, 6963)]