20717136

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1$

素因数の和:106

約数の個数: 180

約数和(自身を含む): 67534740

約数和(自身を除く): 46817604

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 29, 33, 36, 41, 44, 48, 58, 66, 72, 82, 87, 88, 99, 116, 121, 123, 132, 144, 164, 174, 176, 198, 232, 242, 246, 261, 264, 319, 328, 348, 363, 369, 396, 451, 464, 484, 492, 522, 528, 638, 656, 696, 726, 738, 792, 902, 957, 968, 984, 1044, 1089, 1189, 1276, 1353, 1392, 1452, 1476, 1584, 1804, 1914, 1936, 1968, 2088, 2178, 2378, 2552, 2706, 2871, 2904, 2952, 3509, 3567, 3608, 3828, 4059, 4176, 4356, 4756, 4961, 5104, 5412, 5742, 5808, 5904, 7018, 7134, 7216, 7656, 8118, 8712, 9512, 9922, 10527, 10701, 10824, 11484, 13079, 14036, 14268, 14883, 15312, 16236, 17424, 19024, 19844, 21054, 21402, 21648, 22968, 26158, 28072, 28536, 29766, 31581, 32472, 39237, 39688, 42108, 42804, 44649, 45936, 52316, 56144, 57072, 59532, 63162, 64944, 78474, 79376, 84216, 85608, 89298, 104632, 117711, 119064, 126324, 143869, 156948, 168432, 171216, 178596, 209264, 235422, 238128, 252648, 287738, 313896, 357192, 431607, 470844, 505296, 575476, 627792, 714384, 863214, 941688, 1150952, 1294821, 1726428, 1883376, 2301904, 2589642, 3452856, 5179284, 6905712, 10358568, 20717136]

約数ペア:

[(1, 20717136), (2, 10358568), (3, 6905712), (4, 5179284), (6, 3452856), (8, 2589642), (9, 2301904), (11, 1883376), (12, 1726428), (16, 1294821), (18, 1150952), (22, 941688), (24, 863214), (29, 714384), (33, 627792), (36, 575476), (41, 505296), (44, 470844), (48, 431607), (58, 357192), (66, 313896), (72, 287738), (82, 252648), (87, 238128), (88, 235422), (99, 209264), (116, 178596), (121, 171216), (123, 168432), (132, 156948), (144, 143869), (164, 126324), (174, 119064), (176, 117711), (198, 104632), (232, 89298), (242, 85608), (246, 84216), (261, 79376), (264, 78474), (319, 64944), (328, 63162), (348, 59532), (363, 57072), (369, 56144), (396, 52316), (451, 45936), (464, 44649), (484, 42804), (492, 42108), (522, 39688), (528, 39237), (638, 32472), (656, 31581), (696, 29766), (726, 28536), (738, 28072), (792, 26158), (902, 22968), (957, 21648), (968, 21402), (984, 21054), (1044, 19844), (1089, 19024), (1189, 17424), (1276, 16236), (1353, 15312), (1392, 14883), (1452, 14268), (1476, 14036), (1584, 13079), (1804, 11484), (1914, 10824), (1936, 10701), (1968, 10527), (2088, 9922), (2178, 9512), (2378, 8712), (2552, 8118), (2706, 7656), (2871, 7216), (2904, 7134), (2952, 7018), (3509, 5904), (3567, 5808), (3608, 5742), (3828, 5412), (4059, 5104), (4176, 4961), (4356, 4756)]