12780984

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^2\times {\mathrm{389}}^1$

素因数の和:472

約数の個数: 48

約数和(自身を含む): 32923800

約数和(自身を除く): 20142816

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 74, 111, 148, 222, 296, 389, 444, 778, 888, 1167, 1369, 1556, 2334, 2738, 3112, 4107, 4668, 5476, 8214, 9336, 10952, 14393, 16428, 28786, 32856, 43179, 57572, 86358, 115144, 172716, 345432, 532541, 1065082, 1597623, 2130164, 3195246, 4260328, 6390492, 12780984]

約数ペア:

[(1, 12780984), (2, 6390492), (3, 4260328), (4, 3195246), (6, 2130164), (8, 1597623), (12, 1065082), (24, 532541), (37, 345432), (74, 172716), (111, 115144), (148, 86358), (222, 57572), (296, 43179), (389, 32856), (444, 28786), (778, 16428), (888, 14393), (1167, 10952), (1369, 9336), (1556, 8214), (2334, 5476), (2738, 4668), (3112, 4107)]