18190376

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{52879}}^1$

素因数の和:52928

約数の個数: 16

約数和(自身を含む): 34900800

約数和(自身を除く): 16710424

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 52879, 105758, 211516, 423032, 2273797, 4547594, 9095188, 18190376]

約数ペア:

[(1, 18190376), (2, 9095188), (4, 4547594), (8, 2273797), (43, 423032), (86, 211516), (172, 105758), (344, 52879)]