20252628

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{257}}^1$

素因数の和:477

約数の個数: 72

約数和(自身を含む): 56347200

約数和(自身を除く): 36094572

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 199, 257, 396, 398, 514, 597, 771, 796, 1028, 1194, 1542, 1791, 2189, 2313, 2388, 2827, 3084, 3582, 4378, 4626, 5654, 6567, 7164, 8481, 8756, 9252, 11308, 13134, 16962, 19701, 25443, 26268, 33924, 39402, 50886, 51143, 78804, 101772, 102286, 153429, 204572, 306858, 460287, 562573, 613716, 920574, 1125146, 1687719, 1841148, 2250292, 3375438, 5063157, 6750876, 10126314, 20252628]

約数ペア:

[(1, 20252628), (2, 10126314), (3, 6750876), (4, 5063157), (6, 3375438), (9, 2250292), (11, 1841148), (12, 1687719), (18, 1125146), (22, 920574), (33, 613716), (36, 562573), (44, 460287), (66, 306858), (99, 204572), (132, 153429), (198, 102286), (199, 101772), (257, 78804), (396, 51143), (398, 50886), (514, 39402), (597, 33924), (771, 26268), (796, 25443), (1028, 19701), (1194, 16962), (1542, 13134), (1791, 11308), (2189, 9252), (2313, 8756), (2388, 8481), (2827, 7164), (3084, 6567), (3582, 5654), (4378, 4626)]