1916981248

素因数分解:

$2^{12}\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:220

約数の個数: 208

約数和(自身を含む): 4880525440

約数和(自身を除く): 2963544192

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 37, 52, 56, 64, 74, 91, 104, 112, 128, 139, 148, 182, 208, 224, 256, 259, 278, 296, 364, 416, 448, 481, 512, 518, 556, 592, 728, 832, 896, 962, 973, 1024, 1036, 1112, 1184, 1456, 1664, 1792, 1807, 1924, 1946, 2048, 2072, 2224, 2368, 2912, 3328, 3367, 3584, 3614, 3848, 3892, 4096, 4144, 4448, 4736, 5143, 5824, 6656, 6734, 7168, 7228, 7696, 7784, 8288, 8896, 9472, 10286, 11648, 12649, 13312, 13468, 14336, 14456, 15392, 15568, 16576, 17792, 18944, 20572, 23296, 25298, 26624, 26936, 28672, 28912, 30784, 31136, 33152, 35584, 36001, 37888, 41144, 46592, 50596, 53248, 53872, 57824, 61568, 62272, 66304, 66859, 71168, 72002, 75776, 82288, 93184, 101192, 107744, 115648, 123136, 124544, 132608, 133718, 142336, 144004, 151552, 164576, 186368, 202384, 215488, 231296, 246272, 249088, 265216, 267436, 284672, 288008, 329152, 372736, 404768, 430976, 462592, 468013, 492544, 498176, 530432, 534872, 569344, 576016, 658304, 809536, 861952, 925184, 936026, 985088, 996352, 1060864, 1069744, 1152032, 1316608, 1619072, 1723904, 1850368, 1872052, 1970176, 1992704, 2139488, 2304064, 2633216, 3238144, 3447808, 3700736, 3744104, 3985408, 4278976, 4608128, 5266432, 6476288, 6895616, 7401472, 7488208, 8557952, 9216256, 10532864, 12952576, 13791232, 14976416, 17115904, 18432512, 21065728, 25905152, 29952832, 34231808, 36865024, 51810304, 59905664, 68463616, 73730048, 119811328, 136927232, 147460096, 239622656, 273854464, 479245312, 958490624, 1916981248]

約数ペア:

[(1, 1916981248), (2, 958490624), (4, 479245312), (7, 273854464), (8, 239622656), (13, 147460096), (14, 136927232), (16, 119811328), (26, 73730048), (28, 68463616), (32, 59905664), (37, 51810304), (52, 36865024), (56, 34231808), (64, 29952832), (74, 25905152), (91, 21065728), (104, 18432512), (112, 17115904), (128, 14976416), (139, 13791232), (148, 12952576), (182, 10532864), (208, 9216256), (224, 8557952), (256, 7488208), (259, 7401472), (278, 6895616), (296, 6476288), (364, 5266432), (416, 4608128), (448, 4278976), (481, 3985408), (512, 3744104), (518, 3700736), (556, 3447808), (592, 3238144), (728, 2633216), (832, 2304064), (896, 2139488), (962, 1992704), (973, 1970176), (1024, 1872052), (1036, 1850368), (1112, 1723904), (1184, 1619072), (1456, 1316608), (1664, 1152032), (1792, 1069744), (1807, 1060864), (1924, 996352), (1946, 985088), (2048, 936026), (2072, 925184), (2224, 861952), (2368, 809536), (2912, 658304), (3328, 576016), (3367, 569344), (3584, 534872), (3614, 530432), (3848, 498176), (3892, 492544), (4096, 468013), (4144, 462592), (4448, 430976), (4736, 404768), (5143, 372736), (5824, 329152), (6656, 288008), (6734, 284672), (7168, 267436), (7228, 265216), (7696, 249088), (7784, 246272), (8288, 231296), (8896, 215488), (9472, 202384), (10286, 186368), (11648, 164576), (12649, 151552), (13312, 144004), (13468, 142336), (14336, 133718), (14456, 132608), (15392, 124544), (15568, 123136), (16576, 115648), (17792, 107744), (18944, 101192), (20572, 93184), (23296, 82288), (25298, 75776), (26624, 72002), (26936, 71168), (28672, 66859), (28912, 66304), (30784, 62272), (31136, 61568), (33152, 57824), (35584, 53872), (36001, 53248), (37888, 50596), (41144, 46592)]