20824146

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:224

約数の個数: 96

約数和(自身を含む): 55036800

約数和(自身を除く): 34212654

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 29, 41, 42, 58, 63, 82, 87, 123, 126, 139, 174, 203, 246, 261, 278, 287, 369, 406, 417, 522, 574, 609, 738, 834, 861, 973, 1189, 1218, 1251, 1722, 1827, 1946, 2378, 2502, 2583, 2919, 3567, 3654, 4031, 5166, 5699, 5838, 7134, 8062, 8323, 8757, 10701, 11398, 12093, 16646, 17097, 17514, 21402, 24186, 24969, 28217, 34194, 36279, 39893, 49938, 51291, 56434, 72558, 74907, 79786, 84651, 102582, 119679, 149814, 165271, 169302, 239358, 253953, 330542, 359037, 495813, 507906, 718074, 991626, 1156897, 1487439, 2313794, 2974878, 3470691, 6941382, 10412073, 20824146]

約数ペア:

[(1, 20824146), (2, 10412073), (3, 6941382), (6, 3470691), (7, 2974878), (9, 2313794), (14, 1487439), (18, 1156897), (21, 991626), (29, 718074), (41, 507906), (42, 495813), (58, 359037), (63, 330542), (82, 253953), (87, 239358), (123, 169302), (126, 165271), (139, 149814), (174, 119679), (203, 102582), (246, 84651), (261, 79786), (278, 74907), (287, 72558), (369, 56434), (406, 51291), (417, 49938), (522, 39893), (574, 36279), (609, 34194), (738, 28217), (834, 24969), (861, 24186), (973, 21402), (1189, 17514), (1218, 17097), (1251, 16646), (1722, 12093), (1827, 11398), (1946, 10701), (2378, 8757), (2502, 8323), (2583, 8062), (2919, 7134), (3567, 5838), (3654, 5699), (4031, 5166)]