18188054

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{11131}}^1$

素因数の和:11195

約数の個数: 16

約数和(自身を含む): 29388480

約数和(自身を除く): 11200426

約数列:

[1, 2, 19, 38, 43, 86, 817, 1634, 11131, 22262, 211489, 422978, 478633, 957266, 9094027, 18188054]

約数ペア:

[(1, 18188054), (2, 9094027), (19, 957266), (38, 478633), (43, 422978), (86, 211489), (817, 22262), (1634, 11131)]