19324888

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{5107}}^1$

素因数の和:5167

約数の個数: 32

約数和(自身を含む): 40455360

約数和(自身を除く): 21130472

約数列:

[1, 2, 4, 8, 11, 22, 43, 44, 86, 88, 172, 344, 473, 946, 1892, 3784, 5107, 10214, 20428, 40856, 56177, 112354, 219601, 224708, 439202, 449416, 878404, 1756808, 2415611, 4831222, 9662444, 19324888]

約数ペア:

[(1, 19324888), (2, 9662444), (4, 4831222), (8, 2415611), (11, 1756808), (22, 878404), (43, 449416), (44, 439202), (86, 224708), (88, 219601), (172, 112354), (344, 56177), (473, 40856), (946, 20428), (1892, 10214), (3784, 5107)]