18205942

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{1523}}^1$

素因数の和:1707

約数の個数: 16

約数和(自身を含む): 28163520

約数和(自身を除く): 9957578

約数列:

[1, 2, 43, 86, 139, 278, 1523, 3046, 5977, 11954, 65489, 130978, 211697, 423394, 9102971, 18205942]

約数ペア:

[(1, 18205942), (2, 9102971), (43, 423394), (86, 211697), (139, 130978), (278, 65489), (1523, 11954), (3046, 5977)]