18791258

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{4649}}^1$

素因数の和:4741

約数の個数: 16

約数和(自身を含む): 29462400

約数和(自身を除く): 10671142

約数列:

[1, 2, 43, 47, 86, 94, 2021, 4042, 4649, 9298, 199907, 218503, 399814, 437006, 9395629, 18791258]

約数ペア:

[(1, 18791258), (2, 9395629), (43, 437006), (47, 399814), (86, 218503), (94, 199907), (2021, 9298), (4042, 4649)]