18638396

素因数分解:

$2^2\times 7^1\times {\mathrm{193}}^1\times {\mathrm{3449}}^1$

素因数の和:3653

約数の個数: 24

約数和(自身を含む): 37480800

約数和(自身を除く): 18842404

約数列:

[1, 2, 4, 7, 14, 28, 193, 386, 772, 1351, 2702, 3449, 5404, 6898, 13796, 24143, 48286, 96572, 665657, 1331314, 2662628, 4659599, 9319198, 18638396]

約数ペア:

[(1, 18638396), (2, 9319198), (4, 4659599), (7, 2662628), (14, 1331314), (28, 665657), (193, 96572), (386, 48286), (772, 24143), (1351, 13796), (2702, 6898), (3449, 5404)]