18665182

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{11423}}^1$

素因数の和:11487

約数の個数: 16

約数和(自身を含む): 30159360

約数和(自身を除く): 11494178

約数列:

[1, 2, 19, 38, 43, 86, 817, 1634, 11423, 22846, 217037, 434074, 491189, 982378, 9332591, 18665182]

約数ペア:

[(1, 18665182), (2, 9332591), (19, 982378), (38, 491189), (43, 434074), (86, 217037), (817, 22846), (1634, 11423)]