20628608

素因数分解:

$2^7\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1$

素因数の和:75

約数の個数: 192

約数和(自身を含む): 58605120

約数和(自身を除く): 37976512

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 23, 26, 28, 32, 44, 46, 49, 52, 56, 64, 77, 88, 91, 92, 98, 104, 112, 128, 143, 154, 161, 176, 182, 184, 196, 208, 224, 253, 286, 299, 308, 322, 352, 364, 368, 392, 416, 448, 506, 539, 572, 598, 616, 637, 644, 704, 728, 736, 784, 832, 896, 1001, 1012, 1078, 1127, 1144, 1196, 1232, 1274, 1288, 1408, 1456, 1472, 1568, 1664, 1771, 2002, 2024, 2093, 2156, 2254, 2288, 2392, 2464, 2548, 2576, 2912, 2944, 3136, 3289, 3542, 4004, 4048, 4186, 4312, 4508, 4576, 4784, 4928, 5096, 5152, 5824, 6272, 6578, 7007, 7084, 8008, 8096, 8372, 8624, 9016, 9152, 9568, 9856, 10192, 10304, 11648, 12397, 13156, 14014, 14168, 14651, 16016, 16192, 16744, 17248, 18032, 18304, 19136, 20384, 20608, 23023, 24794, 26312, 28028, 28336, 29302, 32032, 32384, 33488, 34496, 36064, 38272, 40768, 46046, 49588, 52624, 56056, 56672, 58604, 64064, 66976, 68992, 72128, 81536, 92092, 99176, 105248, 112112, 113344, 117208, 128128, 133952, 144256, 161161, 184184, 198352, 210496, 224224, 226688, 234416, 267904, 322322, 368368, 396704, 420992, 448448, 468832, 644644, 736736, 793408, 896896, 937664, 1289288, 1473472, 1586816, 1875328, 2578576, 2946944, 5157152, 10314304, 20628608]

約数ペア:

[(1, 20628608), (2, 10314304), (4, 5157152), (7, 2946944), (8, 2578576), (11, 1875328), (13, 1586816), (14, 1473472), (16, 1289288), (22, 937664), (23, 896896), (26, 793408), (28, 736736), (32, 644644), (44, 468832), (46, 448448), (49, 420992), (52, 396704), (56, 368368), (64, 322322), (77, 267904), (88, 234416), (91, 226688), (92, 224224), (98, 210496), (104, 198352), (112, 184184), (128, 161161), (143, 144256), (154, 133952), (161, 128128), (176, 117208), (182, 113344), (184, 112112), (196, 105248), (208, 99176), (224, 92092), (253, 81536), (286, 72128), (299, 68992), (308, 66976), (322, 64064), (352, 58604), (364, 56672), (368, 56056), (392, 52624), (416, 49588), (448, 46046), (506, 40768), (539, 38272), (572, 36064), (598, 34496), (616, 33488), (637, 32384), (644, 32032), (704, 29302), (728, 28336), (736, 28028), (784, 26312), (832, 24794), (896, 23023), (1001, 20608), (1012, 20384), (1078, 19136), (1127, 18304), (1144, 18032), (1196, 17248), (1232, 16744), (1274, 16192), (1288, 16016), (1408, 14651), (1456, 14168), (1472, 14014), (1568, 13156), (1664, 12397), (1771, 11648), (2002, 10304), (2024, 10192), (2093, 9856), (2156, 9568), (2254, 9152), (2288, 9016), (2392, 8624), (2464, 8372), (2548, 8096), (2576, 8008), (2912, 7084), (2944, 7007), (3136, 6578), (3289, 6272), (3542, 5824), (4004, 5152), (4048, 5096), (4186, 4928), (4312, 4784), (4508, 4576)]