19991083008

素因数分解:

$2^{11}\times 3^1\times {\mathrm{13}}^3\times {\mathrm{1481}}^1$

素因数の和:1545

約数の個数: 192

約数和(自身を含む): 57774880800

約数和(自身を除く): 37783797792

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 128, 156, 169, 192, 208, 256, 312, 338, 384, 416, 507, 512, 624, 676, 768, 832, 1014, 1024, 1248, 1352, 1481, 1536, 1664, 2028, 2048, 2197, 2496, 2704, 2962, 3072, 3328, 4056, 4394, 4443, 4992, 5408, 5924, 6144, 6591, 6656, 8112, 8788, 8886, 9984, 10816, 11848, 13182, 13312, 16224, 17576, 17772, 19253, 19968, 21632, 23696, 26364, 26624, 32448, 35152, 35544, 38506, 39936, 43264, 47392, 52728, 57759, 64896, 70304, 71088, 77012, 79872, 86528, 94784, 105456, 115518, 129792, 140608, 142176, 154024, 173056, 189568, 210912, 231036, 250289, 259584, 281216, 284352, 308048, 346112, 379136, 421824, 462072, 500578, 519168, 562432, 568704, 616096, 750867, 758272, 843648, 924144, 1001156, 1038336, 1124864, 1137408, 1232192, 1501734, 1516544, 1687296, 1848288, 2002312, 2249728, 2274816, 2464384, 3003468, 3033088, 3253757, 3374592, 3696576, 4004624, 4499456, 4549632, 4928768, 6006936, 6507514, 6749184, 7393152, 8009248, 9099264, 9761271, 9857536, 12013872, 13015028, 13498368, 14786304, 16018496, 19522542, 19715072, 24027744, 26030056, 29572608, 32036992, 39045084, 39430144, 48055488, 52060112, 59145216, 64073984, 78090168, 96110976, 104120224, 118290432, 128147968, 156180336, 192221952, 208240448, 256295936, 312360672, 384443904, 416480896, 512591872, 624721344, 768887808, 832961792, 1249442688, 1537775616, 1665923584, 2498885376, 3331847168, 4997770752, 6663694336, 9995541504, 19991083008]

約数ペア:

[(1, 19991083008), (2, 9995541504), (3, 6663694336), (4, 4997770752), (6, 3331847168), (8, 2498885376), (12, 1665923584), (13, 1537775616), (16, 1249442688), (24, 832961792), (26, 768887808), (32, 624721344), (39, 512591872), (48, 416480896), (52, 384443904), (64, 312360672), (78, 256295936), (96, 208240448), (104, 192221952), (128, 156180336), (156, 128147968), (169, 118290432), (192, 104120224), (208, 96110976), (256, 78090168), (312, 64073984), (338, 59145216), (384, 52060112), (416, 48055488), (507, 39430144), (512, 39045084), (624, 32036992), (676, 29572608), (768, 26030056), (832, 24027744), (1014, 19715072), (1024, 19522542), (1248, 16018496), (1352, 14786304), (1481, 13498368), (1536, 13015028), (1664, 12013872), (2028, 9857536), (2048, 9761271), (2197, 9099264), (2496, 8009248), (2704, 7393152), (2962, 6749184), (3072, 6507514), (3328, 6006936), (4056, 4928768), (4394, 4549632), (4443, 4499456), (4992, 4004624), (5408, 3696576), (5924, 3374592), (6144, 3253757), (6591, 3033088), (6656, 3003468), (8112, 2464384), (8788, 2274816), (8886, 2249728), (9984, 2002312), (10816, 1848288), (11848, 1687296), (13182, 1516544), (13312, 1501734), (16224, 1232192), (17576, 1137408), (17772, 1124864), (19253, 1038336), (19968, 1001156), (21632, 924144), (23696, 843648), (26364, 758272), (26624, 750867), (32448, 616096), (35152, 568704), (35544, 562432), (38506, 519168), (39936, 500578), (43264, 462072), (47392, 421824), (52728, 379136), (57759, 346112), (64896, 308048), (70304, 284352), (71088, 281216), (77012, 259584), (79872, 250289), (86528, 231036), (94784, 210912), (105456, 189568), (115518, 173056), (129792, 154024), (140608, 142176)]