20885568

素因数分解:

$2^6\times 3^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:97

約数の個数: 168

約数和(自身を含む): 64861440

約数和(自身を除く): 43975872

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 29, 31, 32, 33, 44, 48, 58, 62, 64, 66, 87, 88, 93, 96, 116, 121, 124, 132, 174, 176, 186, 192, 232, 242, 248, 264, 319, 341, 348, 352, 363, 372, 464, 484, 496, 528, 638, 682, 696, 704, 726, 744, 899, 928, 957, 968, 992, 1023, 1056, 1276, 1364, 1392, 1452, 1488, 1798, 1856, 1914, 1936, 1984, 2046, 2112, 2552, 2697, 2728, 2784, 2904, 2976, 3509, 3596, 3751, 3828, 3872, 4092, 5104, 5394, 5456, 5568, 5808, 5952, 7018, 7192, 7502, 7656, 7744, 8184, 9889, 10208, 10527, 10788, 10912, 11253, 11616, 14036, 14384, 15004, 15312, 16368, 19778, 20416, 21054, 21576, 21824, 22506, 23232, 28072, 28768, 29667, 30008, 30624, 32736, 39556, 42108, 43152, 45012, 56144, 57536, 59334, 60016, 61248, 65472, 79112, 84216, 86304, 90024, 108779, 112288, 118668, 120032, 158224, 168432, 172608, 180048, 217558, 224576, 237336, 240064, 316448, 326337, 336864, 360096, 435116, 474672, 632896, 652674, 673728, 720192, 870232, 949344, 1305348, 1740464, 1898688, 2610696, 3480928, 5221392, 6961856, 10442784, 20885568]

約数ペア:

[(1, 20885568), (2, 10442784), (3, 6961856), (4, 5221392), (6, 3480928), (8, 2610696), (11, 1898688), (12, 1740464), (16, 1305348), (22, 949344), (24, 870232), (29, 720192), (31, 673728), (32, 652674), (33, 632896), (44, 474672), (48, 435116), (58, 360096), (62, 336864), (64, 326337), (66, 316448), (87, 240064), (88, 237336), (93, 224576), (96, 217558), (116, 180048), (121, 172608), (124, 168432), (132, 158224), (174, 120032), (176, 118668), (186, 112288), (192, 108779), (232, 90024), (242, 86304), (248, 84216), (264, 79112), (319, 65472), (341, 61248), (348, 60016), (352, 59334), (363, 57536), (372, 56144), (464, 45012), (484, 43152), (496, 42108), (528, 39556), (638, 32736), (682, 30624), (696, 30008), (704, 29667), (726, 28768), (744, 28072), (899, 23232), (928, 22506), (957, 21824), (968, 21576), (992, 21054), (1023, 20416), (1056, 19778), (1276, 16368), (1364, 15312), (1392, 15004), (1452, 14384), (1488, 14036), (1798, 11616), (1856, 11253), (1914, 10912), (1936, 10788), (1984, 10527), (2046, 10208), (2112, 9889), (2552, 8184), (2697, 7744), (2728, 7656), (2784, 7502), (2904, 7192), (2976, 7018), (3509, 5952), (3596, 5808), (3751, 5568), (3828, 5456), (3872, 5394), (4092, 5104)]