20687030112

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{141863}}^1$

素因数の和:141921

約数の個数: 144

約数和(自身を含む): 65207503872

約数和(自身を除く): 44520473760

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 32, 42, 48, 49, 56, 62, 84, 93, 96, 98, 112, 124, 147, 168, 186, 196, 217, 224, 248, 294, 336, 372, 392, 434, 496, 588, 651, 672, 744, 784, 868, 992, 1176, 1302, 1488, 1519, 1568, 1736, 2352, 2604, 2976, 3038, 3472, 4557, 4704, 5208, 6076, 6944, 9114, 10416, 12152, 18228, 20832, 24304, 36456, 48608, 72912, 141863, 145824, 283726, 425589, 567452, 851178, 993041, 1134904, 1702356, 1986082, 2269808, 2979123, 3404712, 3972164, 4397753, 4539616, 5958246, 6809424, 6951287, 7944328, 8795506, 11916492, 13193259, 13618848, 13902574, 15888656, 17591012, 20853861, 23832984, 26386518, 27805148, 30784271, 31777312, 35182024, 41707722, 47665968, 52773036, 55610296, 61568542, 70364048, 83415444, 92352813, 95331936, 105546072, 111220592, 123137084, 140728096, 166830888, 184705626, 211092144, 215489897, 222441184, 246274168, 333661776, 369411252, 422184288, 430979794, 492548336, 646469691, 667323552, 738822504, 861959588, 985096672, 1292939382, 1477645008, 1723919176, 2585878764, 2955290016, 3447838352, 5171757528, 6895676704, 10343515056, 20687030112]

約数ペア:

[(1, 20687030112), (2, 10343515056), (3, 6895676704), (4, 5171757528), (6, 3447838352), (7, 2955290016), (8, 2585878764), (12, 1723919176), (14, 1477645008), (16, 1292939382), (21, 985096672), (24, 861959588), (28, 738822504), (31, 667323552), (32, 646469691), (42, 492548336), (48, 430979794), (49, 422184288), (56, 369411252), (62, 333661776), (84, 246274168), (93, 222441184), (96, 215489897), (98, 211092144), (112, 184705626), (124, 166830888), (147, 140728096), (168, 123137084), (186, 111220592), (196, 105546072), (217, 95331936), (224, 92352813), (248, 83415444), (294, 70364048), (336, 61568542), (372, 55610296), (392, 52773036), (434, 47665968), (496, 41707722), (588, 35182024), (651, 31777312), (672, 30784271), (744, 27805148), (784, 26386518), (868, 23832984), (992, 20853861), (1176, 17591012), (1302, 15888656), (1488, 13902574), (1519, 13618848), (1568, 13193259), (1736, 11916492), (2352, 8795506), (2604, 7944328), (2976, 6951287), (3038, 6809424), (3472, 5958246), (4557, 4539616), (4704, 4397753), (5208, 3972164), (6076, 3404712), (6944, 2979123), (9114, 2269808), (10416, 1986082), (12152, 1702356), (18228, 1134904), (20832, 993041), (24304, 851178), (36456, 567452), (48608, 425589), (72912, 283726), (141863, 145824)]