20212565632

素因数分解:

$2^7\times 7^1\times {\mathrm{197}}^1\times {\mathrm{307}}^1\times {\mathrm{373}}^1$

素因数の和:898

約数の個数: 128

約数和(自身を含む): 46528352640

約数和(自身を除く): 26315787008

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 197, 224, 307, 373, 394, 448, 614, 746, 788, 896, 1228, 1379, 1492, 1576, 2149, 2456, 2611, 2758, 2984, 3152, 4298, 4912, 5222, 5516, 5968, 6304, 8596, 9824, 10444, 11032, 11936, 12608, 17192, 19648, 20888, 22064, 23872, 25216, 34384, 39296, 41776, 44128, 47744, 60479, 68768, 73481, 83552, 88256, 114511, 120958, 137536, 146962, 167104, 176512, 229022, 241916, 275072, 293924, 334208, 423353, 458044, 483832, 514367, 587848, 801577, 846706, 916088, 967664, 1028734, 1175696, 1603154, 1693412, 1832176, 1935328, 2057468, 2351392, 3206308, 3386824, 3664352, 3870656, 4114936, 4702784, 6412616, 6773648, 7328704, 7741312, 8229872, 9405568, 12825232, 13547296, 14657408, 16459744, 22558667, 25650464, 27094592, 32919488, 45117334, 51300928, 54189184, 65838976, 90234668, 102601856, 157910669, 180469336, 315821338, 360938672, 631642676, 721877344, 1263285352, 1443754688, 2526570704, 2887509376, 5053141408, 10106282816, 20212565632]

約数ペア:

[(1, 20212565632), (2, 10106282816), (4, 5053141408), (7, 2887509376), (8, 2526570704), (14, 1443754688), (16, 1263285352), (28, 721877344), (32, 631642676), (56, 360938672), (64, 315821338), (112, 180469336), (128, 157910669), (197, 102601856), (224, 90234668), (307, 65838976), (373, 54189184), (394, 51300928), (448, 45117334), (614, 32919488), (746, 27094592), (788, 25650464), (896, 22558667), (1228, 16459744), (1379, 14657408), (1492, 13547296), (1576, 12825232), (2149, 9405568), (2456, 8229872), (2611, 7741312), (2758, 7328704), (2984, 6773648), (3152, 6412616), (4298, 4702784), (4912, 4114936), (5222, 3870656), (5516, 3664352), (5968, 3386824), (6304, 3206308), (8596, 2351392), (9824, 2057468), (10444, 1935328), (11032, 1832176), (11936, 1693412), (12608, 1603154), (17192, 1175696), (19648, 1028734), (20888, 967664), (22064, 916088), (23872, 846706), (25216, 801577), (34384, 587848), (39296, 514367), (41776, 483832), (44128, 458044), (47744, 423353), (60479, 334208), (68768, 293924), (73481, 275072), (83552, 241916), (88256, 229022), (114511, 176512), (120958, 167104), (137536, 146962)]