18187938

素因数分解:

$2^1\times 3^2\times {\mathrm{809}}^1\times {\mathrm{1249}}^1$

素因数の和:2066

約数の個数: 24

約数和(自身を含む): 39487500

約数和(自身を除く): 21299562

約数列:

[1, 2, 3, 6, 9, 18, 809, 1249, 1618, 2427, 2498, 3747, 4854, 7281, 7494, 11241, 14562, 22482, 1010441, 2020882, 3031323, 6062646, 9093969, 18187938]

約数ペア:

[(1, 18187938), (2, 9093969), (3, 6062646), (6, 3031323), (9, 2020882), (18, 1010441), (809, 22482), (1249, 14562), (1618, 11241), (2427, 7494), (2498, 7281), (3747, 4854)]