20512355856

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{607}}^1\times {\mathrm{41413}}^1$

素因数の和:42048

約数の個数: 80

約数和(自身を含む): 56201117184

約数和(自身を除く): 35688761328

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 204, 272, 408, 607, 816, 1214, 1821, 2428, 3642, 4856, 7284, 9712, 10319, 14568, 20638, 29136, 30957, 41276, 41413, 61914, 82552, 82826, 123828, 124239, 165104, 165652, 247656, 248478, 331304, 495312, 496956, 662608, 704021, 993912, 1408042, 1987824, 2112063, 2816084, 4224126, 5632168, 8448252, 11264336, 16896504, 25137691, 33793008, 50275382, 75413073, 100550764, 150826146, 201101528, 301652292, 402203056, 427340747, 603304584, 854681494, 1206609168, 1282022241, 1709362988, 2564044482, 3418725976, 5128088964, 6837451952, 10256177928, 20512355856]

約数ペア:

[(1, 20512355856), (2, 10256177928), (3, 6837451952), (4, 5128088964), (6, 3418725976), (8, 2564044482), (12, 1709362988), (16, 1282022241), (17, 1206609168), (24, 854681494), (34, 603304584), (48, 427340747), (51, 402203056), (68, 301652292), (102, 201101528), (136, 150826146), (204, 100550764), (272, 75413073), (408, 50275382), (607, 33793008), (816, 25137691), (1214, 16896504), (1821, 11264336), (2428, 8448252), (3642, 5632168), (4856, 4224126), (7284, 2816084), (9712, 2112063), (10319, 1987824), (14568, 1408042), (20638, 993912), (29136, 704021), (30957, 662608), (41276, 496956), (41413, 495312), (61914, 331304), (82552, 248478), (82826, 247656), (123828, 165652), (124239, 165104)]