18967128

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{18379}}^1$

素因数の和:18431

約数の個数: 32

約数和(自身を含む): 48523200

約数和(自身を除く): 29556072

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 129, 172, 258, 344, 516, 1032, 18379, 36758, 55137, 73516, 110274, 147032, 220548, 441096, 790297, 1580594, 2370891, 3161188, 4741782, 6322376, 9483564, 18967128]

約数ペア:

[(1, 18967128), (2, 9483564), (3, 6322376), (4, 4741782), (6, 3161188), (8, 2370891), (12, 1580594), (24, 790297), (43, 441096), (86, 220548), (129, 147032), (172, 110274), (258, 73516), (344, 55137), (516, 36758), (1032, 18379)]