18726404

素因数分解:

$2^2\times {\mathrm{127}}^1\times {\mathrm{191}}^1\times {\mathrm{193}}^1$

素因数の和:515

約数の個数: 24

約数和(自身を含む): 33374208

約数和(自身を除く): 14647804

約数列:

[1, 2, 4, 127, 191, 193, 254, 382, 386, 508, 764, 772, 24257, 24511, 36863, 48514, 49022, 73726, 97028, 98044, 147452, 4681601, 9363202, 18726404]

約数ペア:

[(1, 18726404), (2, 9363202), (4, 4681601), (127, 147452), (191, 98044), (193, 97028), (254, 73726), (382, 49022), (386, 48514), (508, 36863), (764, 24511), (772, 24257)]