20147904

素因数分解:

$2^6\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1$

素因数の和:307

約数の個数: 168

約数和(自身を含む): 69738240

約数和(自身を除く): 49590336

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 24, 28, 32, 36, 38, 42, 48, 56, 57, 63, 64, 72, 76, 84, 96, 112, 114, 126, 133, 144, 152, 168, 171, 192, 224, 228, 252, 263, 266, 288, 304, 336, 342, 399, 448, 456, 504, 526, 532, 576, 608, 672, 684, 789, 798, 912, 1008, 1052, 1064, 1197, 1216, 1344, 1368, 1578, 1596, 1824, 1841, 2016, 2104, 2128, 2367, 2394, 2736, 3156, 3192, 3648, 3682, 4032, 4208, 4256, 4734, 4788, 4997, 5472, 5523, 6312, 6384, 7364, 8416, 8512, 9468, 9576, 9994, 10944, 11046, 12624, 12768, 14728, 14991, 16569, 16832, 18936, 19152, 19988, 22092, 25248, 25536, 29456, 29982, 33138, 34979, 37872, 38304, 39976, 44184, 44973, 50496, 58912, 59964, 66276, 69958, 75744, 76608, 79952, 88368, 89946, 104937, 117824, 119928, 132552, 139916, 151488, 159904, 176736, 179892, 209874, 239856, 265104, 279832, 314811, 319808, 353472, 359784, 419748, 479712, 530208, 559664, 629622, 719568, 839496, 959424, 1060416, 1119328, 1259244, 1439136, 1678992, 2238656, 2518488, 2878272, 3357984, 5036976, 6715968, 10073952, 20147904]

約数ペア:

[(1, 20147904), (2, 10073952), (3, 6715968), (4, 5036976), (6, 3357984), (7, 2878272), (8, 2518488), (9, 2238656), (12, 1678992), (14, 1439136), (16, 1259244), (18, 1119328), (19, 1060416), (21, 959424), (24, 839496), (28, 719568), (32, 629622), (36, 559664), (38, 530208), (42, 479712), (48, 419748), (56, 359784), (57, 353472), (63, 319808), (64, 314811), (72, 279832), (76, 265104), (84, 239856), (96, 209874), (112, 179892), (114, 176736), (126, 159904), (133, 151488), (144, 139916), (152, 132552), (168, 119928), (171, 117824), (192, 104937), (224, 89946), (228, 88368), (252, 79952), (263, 76608), (266, 75744), (288, 69958), (304, 66276), (336, 59964), (342, 58912), (399, 50496), (448, 44973), (456, 44184), (504, 39976), (526, 38304), (532, 37872), (576, 34979), (608, 33138), (672, 29982), (684, 29456), (789, 25536), (798, 25248), (912, 22092), (1008, 19988), (1052, 19152), (1064, 18936), (1197, 16832), (1216, 16569), (1344, 14991), (1368, 14728), (1578, 12768), (1596, 12624), (1824, 11046), (1841, 10944), (2016, 9994), (2104, 9576), (2128, 9468), (2367, 8512), (2394, 8416), (2736, 7364), (3156, 6384), (3192, 6312), (3648, 5523), (3682, 5472), (4032, 4997), (4208, 4788), (4256, 4734)]