12880048

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{193}}^1$

素因数の和:341

約数の個数: 40

約数和(自身を含む): 25932368

約数和(自身を除く): 13052320

約数列:

[1, 2, 4, 8, 16, 43, 86, 97, 172, 193, 194, 344, 386, 388, 688, 772, 776, 1544, 1552, 3088, 4171, 8299, 8342, 16598, 16684, 18721, 33196, 33368, 37442, 66392, 66736, 74884, 132784, 149768, 299536, 805003, 1610006, 3220012, 6440024, 12880048]

約数ペア:

[(1, 12880048), (2, 6440024), (4, 3220012), (8, 1610006), (16, 805003), (43, 299536), (86, 149768), (97, 132784), (172, 74884), (193, 66736), (194, 66392), (344, 37442), (386, 33368), (388, 33196), (688, 18721), (772, 16684), (776, 16598), (1544, 8342), (1552, 8299), (3088, 4171)]