18939626

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{2069}}^1$

素因数の和:2293

約数の個数: 16

約数和(自身を含む): 29808000

約数和(自身を除く): 10868374

約数列:

[1, 2, 23, 46, 199, 398, 2069, 4138, 4577, 9154, 47587, 95174, 411731, 823462, 9469813, 18939626]

約数ペア:

[(1, 18939626), (2, 9469813), (23, 823462), (46, 411731), (199, 95174), (398, 47587), (2069, 9154), (4138, 4577)]