20186808544

素因数分解:

$2^5\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{227}}^1\times {\mathrm{421}}^1$

素因数の和:729

約数の個数: 192

約数和(自身を含む): 48880806912

約数和(自身を除く): 28693998368

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 41, 46, 56, 82, 92, 112, 161, 164, 184, 224, 227, 287, 322, 328, 368, 421, 454, 574, 644, 656, 736, 842, 908, 943, 1148, 1288, 1312, 1589, 1684, 1816, 1886, 2296, 2576, 2947, 3178, 3368, 3632, 3772, 4592, 5152, 5221, 5894, 6356, 6601, 6736, 7264, 7544, 9184, 9307, 9683, 10442, 11788, 12712, 13202, 13472, 15088, 17261, 18614, 19366, 20884, 23576, 25424, 26404, 30176, 34522, 36547, 37228, 38732, 41768, 47152, 50848, 52808, 65149, 67781, 69044, 73094, 74456, 77464, 83536, 94304, 95567, 105616, 120827, 130298, 135562, 138088, 146188, 148912, 154928, 167072, 191134, 211232, 214061, 241654, 260596, 271124, 276176, 292376, 297824, 309856, 382268, 397003, 428122, 483308, 521192, 542248, 552352, 584752, 668969, 764536, 794006, 856244, 966616, 1042384, 1084496, 1169504, 1337938, 1498427, 1529072, 1588012, 1712488, 1933232, 2084768, 2168992, 2198041, 2675876, 2779021, 2996854, 3058144, 3176024, 3424976, 3866464, 3918247, 4396082, 5351752, 5558042, 5993708, 6352048, 6849952, 7836494, 8792164, 10703504, 11116084, 11987416, 12704096, 15386287, 15672988, 17584328, 21407008, 22232168, 23974832, 27427729, 30772574, 31345976, 35168656, 44464336, 47949664, 54855458, 61545148, 62691952, 70337312, 88928672, 90119681, 109710916, 123090296, 125383904, 180239362, 219421832, 246180592, 360478724, 438843664, 492361184, 630837767, 720957448, 877687328, 1261675534, 1441914896, 2523351068, 2883829792, 5046702136, 10093404272, 20186808544]

約数ペア:

[(1, 20186808544), (2, 10093404272), (4, 5046702136), (7, 2883829792), (8, 2523351068), (14, 1441914896), (16, 1261675534), (23, 877687328), (28, 720957448), (32, 630837767), (41, 492361184), (46, 438843664), (56, 360478724), (82, 246180592), (92, 219421832), (112, 180239362), (161, 125383904), (164, 123090296), (184, 109710916), (224, 90119681), (227, 88928672), (287, 70337312), (322, 62691952), (328, 61545148), (368, 54855458), (421, 47949664), (454, 44464336), (574, 35168656), (644, 31345976), (656, 30772574), (736, 27427729), (842, 23974832), (908, 22232168), (943, 21407008), (1148, 17584328), (1288, 15672988), (1312, 15386287), (1589, 12704096), (1684, 11987416), (1816, 11116084), (1886, 10703504), (2296, 8792164), (2576, 7836494), (2947, 6849952), (3178, 6352048), (3368, 5993708), (3632, 5558042), (3772, 5351752), (4592, 4396082), (5152, 3918247), (5221, 3866464), (5894, 3424976), (6356, 3176024), (6601, 3058144), (6736, 2996854), (7264, 2779021), (7544, 2675876), (9184, 2198041), (9307, 2168992), (9683, 2084768), (10442, 1933232), (11788, 1712488), (12712, 1588012), (13202, 1529072), (13472, 1498427), (15088, 1337938), (17261, 1169504), (18614, 1084496), (19366, 1042384), (20884, 966616), (23576, 856244), (25424, 794006), (26404, 764536), (30176, 668969), (34522, 584752), (36547, 552352), (37228, 542248), (38732, 521192), (41768, 483308), (47152, 428122), (50848, 397003), (52808, 382268), (65149, 309856), (67781, 297824), (69044, 292376), (73094, 276176), (74456, 271124), (77464, 260596), (83536, 241654), (94304, 214061), (95567, 211232), (105616, 191134), (120827, 167072), (130298, 154928), (135562, 148912), (138088, 146188)]