20130912256

素因数分解:

$2^{11}\times 7^2\times {\mathrm{13}}^2\times {\mathrm{1187}}^1$

素因数の和:1249

約数の個数: 216

約数和(自身を含む): 50745354660

約数和(自身を除く): 30614442404

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 64, 91, 98, 104, 112, 128, 169, 182, 196, 208, 224, 256, 338, 364, 392, 416, 448, 512, 637, 676, 728, 784, 832, 896, 1024, 1183, 1187, 1274, 1352, 1456, 1568, 1664, 1792, 2048, 2366, 2374, 2548, 2704, 2912, 3136, 3328, 3584, 4732, 4748, 5096, 5408, 5824, 6272, 6656, 7168, 8281, 8309, 9464, 9496, 10192, 10816, 11648, 12544, 13312, 14336, 15431, 16562, 16618, 18928, 18992, 20384, 21632, 23296, 25088, 26624, 30862, 33124, 33236, 37856, 37984, 40768, 43264, 46592, 50176, 58163, 61724, 66248, 66472, 75712, 75968, 81536, 86528, 93184, 100352, 108017, 116326, 123448, 132496, 132944, 151424, 151936, 163072, 173056, 186368, 200603, 216034, 232652, 246896, 264992, 265888, 302848, 303872, 326144, 346112, 401206, 432068, 465304, 493792, 529984, 531776, 605696, 607744, 652288, 756119, 802412, 864136, 930608, 987584, 1059968, 1063552, 1211392, 1215488, 1304576, 1404221, 1512238, 1604824, 1728272, 1861216, 1975168, 2119936, 2127104, 2422784, 2430976, 2808442, 3024476, 3209648, 3456544, 3722432, 3950336, 4239872, 4254208, 5616884, 6048952, 6419296, 6913088, 7444864, 7900672, 8479744, 8508416, 9829547, 11233768, 12097904, 12838592, 13826176, 14889728, 15801344, 16959488, 17016832, 19659094, 22467536, 24195808, 25677184, 27652352, 29779456, 31602688, 39318188, 44935072, 48391616, 51354368, 55304704, 59558912, 78636376, 89870144, 96783232, 102708736, 110609408, 119117824, 157272752, 179740288, 193566464, 205417472, 221218816, 314545504, 359480576, 387132928, 410834944, 629091008, 718961152, 774265856, 1258182016, 1437922304, 1548531712, 2516364032, 2875844608, 5032728064, 10065456128, 20130912256]

約数ペア:

[(1, 20130912256), (2, 10065456128), (4, 5032728064), (7, 2875844608), (8, 2516364032), (13, 1548531712), (14, 1437922304), (16, 1258182016), (26, 774265856), (28, 718961152), (32, 629091008), (49, 410834944), (52, 387132928), (56, 359480576), (64, 314545504), (91, 221218816), (98, 205417472), (104, 193566464), (112, 179740288), (128, 157272752), (169, 119117824), (182, 110609408), (196, 102708736), (208, 96783232), (224, 89870144), (256, 78636376), (338, 59558912), (364, 55304704), (392, 51354368), (416, 48391616), (448, 44935072), (512, 39318188), (637, 31602688), (676, 29779456), (728, 27652352), (784, 25677184), (832, 24195808), (896, 22467536), (1024, 19659094), (1183, 17016832), (1187, 16959488), (1274, 15801344), (1352, 14889728), (1456, 13826176), (1568, 12838592), (1664, 12097904), (1792, 11233768), (2048, 9829547), (2366, 8508416), (2374, 8479744), (2548, 7900672), (2704, 7444864), (2912, 6913088), (3136, 6419296), (3328, 6048952), (3584, 5616884), (4732, 4254208), (4748, 4239872), (5096, 3950336), (5408, 3722432), (5824, 3456544), (6272, 3209648), (6656, 3024476), (7168, 2808442), (8281, 2430976), (8309, 2422784), (9464, 2127104), (9496, 2119936), (10192, 1975168), (10816, 1861216), (11648, 1728272), (12544, 1604824), (13312, 1512238), (14336, 1404221), (15431, 1304576), (16562, 1215488), (16618, 1211392), (18928, 1063552), (18992, 1059968), (20384, 987584), (21632, 930608), (23296, 864136), (25088, 802412), (26624, 756119), (30862, 652288), (33124, 607744), (33236, 605696), (37856, 531776), (37984, 529984), (40768, 493792), (43264, 465304), (46592, 432068), (50176, 401206), (58163, 346112), (61724, 326144), (66248, 303872), (66472, 302848), (75712, 265888), (75968, 264992), (81536, 246896), (86528, 232652), (93184, 216034), (100352, 200603), (108017, 186368), (116326, 173056), (123448, 163072), (132496, 151936), (132944, 151424)]