18227713

素因数分解:

$7^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1\times {\mathrm{229}}^1$

素因数の和:456

約数の個数: 16

約数和(自身を含む): 21329280

約数和(自身を除く): 3101567

約数列:

[1, 7, 83, 137, 229, 581, 959, 1603, 11371, 19007, 31373, 79597, 133049, 219611, 2603959, 18227713]

約数ペア:

[(1, 18227713), (7, 2603959), (83, 219611), (137, 133049), (229, 79597), (581, 31373), (959, 19007), (1603, 11371)]