20727168

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{701}}^1$

素因数の和:736

約数の個数: 128

約数和(自身を含む): 68739840

約数和(自身を除く): 48012672

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 32, 33, 42, 44, 48, 56, 64, 66, 77, 84, 88, 96, 112, 128, 132, 154, 168, 176, 192, 224, 231, 264, 308, 336, 352, 384, 448, 462, 528, 616, 672, 701, 704, 896, 924, 1056, 1232, 1344, 1402, 1408, 1848, 2103, 2112, 2464, 2688, 2804, 3696, 4206, 4224, 4907, 4928, 5608, 7392, 7711, 8412, 9814, 9856, 11216, 14721, 14784, 15422, 16824, 19628, 22432, 23133, 29442, 29568, 30844, 33648, 39256, 44864, 46266, 53977, 58884, 61688, 67296, 78512, 89728, 92532, 107954, 117768, 123376, 134592, 157024, 161931, 185064, 215908, 235536, 246752, 269184, 314048, 323862, 370128, 431816, 471072, 493504, 628096, 647724, 740256, 863632, 942144, 987008, 1295448, 1480512, 1727264, 1884288, 2590896, 2961024, 3454528, 5181792, 6909056, 10363584, 20727168]

約数ペア:

[(1, 20727168), (2, 10363584), (3, 6909056), (4, 5181792), (6, 3454528), (7, 2961024), (8, 2590896), (11, 1884288), (12, 1727264), (14, 1480512), (16, 1295448), (21, 987008), (22, 942144), (24, 863632), (28, 740256), (32, 647724), (33, 628096), (42, 493504), (44, 471072), (48, 431816), (56, 370128), (64, 323862), (66, 314048), (77, 269184), (84, 246752), (88, 235536), (96, 215908), (112, 185064), (128, 161931), (132, 157024), (154, 134592), (168, 123376), (176, 117768), (192, 107954), (224, 92532), (231, 89728), (264, 78512), (308, 67296), (336, 61688), (352, 58884), (384, 53977), (448, 46266), (462, 44864), (528, 39256), (616, 33648), (672, 30844), (701, 29568), (704, 29442), (896, 23133), (924, 22432), (1056, 19628), (1232, 16824), (1344, 15422), (1402, 14784), (1408, 14721), (1848, 11216), (2103, 9856), (2112, 9814), (2464, 8412), (2688, 7711), (2804, 7392), (3696, 5608), (4206, 4928), (4224, 4907)]