18677176

素因数分解:

$2^3\times 7^1\times {\mathrm{197}}^1\times {\mathrm{1693}}^1$

素因数の和:1903

約数の個数: 32

約数和(自身を含む): 40249440

約数和(自身を除く): 21572264

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 197, 394, 788, 1379, 1576, 1693, 2758, 3386, 5516, 6772, 11032, 11851, 13544, 23702, 47404, 94808, 333521, 667042, 1334084, 2334647, 2668168, 4669294, 9338588, 18677176]

約数ペア:

[(1, 18677176), (2, 9338588), (4, 4669294), (7, 2668168), (8, 2334647), (14, 1334084), (28, 667042), (56, 333521), (197, 94808), (394, 47404), (788, 23702), (1379, 13544), (1576, 11851), (1693, 11032), (2758, 6772), (3386, 5516)]