20115307528

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1607}}^1\times {\mathrm{2969}}^1$

素因数の和:4630

約数の個数: 64

約数和(自身を含む): 41262566400

約数和(自身を除く): 21147258872

約数列:

[1, 2, 4, 8, 17, 31, 34, 62, 68, 124, 136, 248, 527, 1054, 1607, 2108, 2969, 3214, 4216, 5938, 6428, 11876, 12856, 23752, 27319, 49817, 50473, 54638, 92039, 99634, 100946, 109276, 184078, 199268, 201892, 218552, 368156, 398536, 403784, 736312, 846889, 1564663, 1693778, 3129326, 3387556, 4771183, 6258652, 6775112, 9542366, 12517304, 19084732, 38169464, 81110111, 147906673, 162220222, 295813346, 324440444, 591626692, 648880888, 1183253384, 2514413441, 5028826882, 10057653764, 20115307528]

約数ペア:

[(1, 20115307528), (2, 10057653764), (4, 5028826882), (8, 2514413441), (17, 1183253384), (31, 648880888), (34, 591626692), (62, 324440444), (68, 295813346), (124, 162220222), (136, 147906673), (248, 81110111), (527, 38169464), (1054, 19084732), (1607, 12517304), (2108, 9542366), (2969, 6775112), (3214, 6258652), (4216, 4771183), (5938, 3387556), (6428, 3129326), (11876, 1693778), (12856, 1564663), (23752, 846889), (27319, 736312), (49817, 403784), (50473, 398536), (54638, 368156), (92039, 218552), (99634, 201892), (100946, 199268), (109276, 184078)]