19943592

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^2\times {\mathrm{607}}^1$

素因数の和:690

約数の個数: 48

約数和(自身を含む): 51327360

約数和(自身を除く): 31383768

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 74, 111, 148, 222, 296, 444, 607, 888, 1214, 1369, 1821, 2428, 2738, 3642, 4107, 4856, 5476, 7284, 8214, 10952, 14568, 16428, 22459, 32856, 44918, 67377, 89836, 134754, 179672, 269508, 539016, 830983, 1661966, 2492949, 3323932, 4985898, 6647864, 9971796, 19943592]

約数ペア:

[(1, 19943592), (2, 9971796), (3, 6647864), (4, 4985898), (6, 3323932), (8, 2492949), (12, 1661966), (24, 830983), (37, 539016), (74, 269508), (111, 179672), (148, 134754), (222, 89836), (296, 67377), (444, 44918), (607, 32856), (888, 22459), (1214, 16428), (1369, 14568), (1821, 10952), (2428, 8214), (2738, 7284), (3642, 5476), (4107, 4856)]