20527248

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{307}}^1$

素因数の和:524

約数の個数: 80

約数和(自身を含む): 61107200

約数和(自身を除く): 40579952

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 199, 307, 336, 398, 597, 614, 796, 921, 1194, 1228, 1393, 1592, 1842, 2149, 2388, 2456, 2786, 3184, 3684, 4179, 4298, 4776, 4912, 5572, 6447, 7368, 8358, 8596, 9552, 11144, 12894, 14736, 16716, 17192, 22288, 25788, 33432, 34384, 51576, 61093, 66864, 103152, 122186, 183279, 244372, 366558, 427651, 488744, 733116, 855302, 977488, 1282953, 1466232, 1710604, 2565906, 2932464, 3421208, 5131812, 6842416, 10263624, 20527248]

約数ペア:

[(1, 20527248), (2, 10263624), (3, 6842416), (4, 5131812), (6, 3421208), (7, 2932464), (8, 2565906), (12, 1710604), (14, 1466232), (16, 1282953), (21, 977488), (24, 855302), (28, 733116), (42, 488744), (48, 427651), (56, 366558), (84, 244372), (112, 183279), (168, 122186), (199, 103152), (307, 66864), (336, 61093), (398, 51576), (597, 34384), (614, 33432), (796, 25788), (921, 22288), (1194, 17192), (1228, 16716), (1393, 14736), (1592, 12894), (1842, 11144), (2149, 9552), (2388, 8596), (2456, 8358), (2786, 7368), (3184, 6447), (3684, 5572), (4179, 4912), (4298, 4776)]