20512395904

素因数分解:

$2^7\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{160093}}^1$

素因数の和:160138

約数の個数: 128

約数和(自身を含む): 54867415680

約数和(自身を除く): 34355019776

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 32, 44, 52, 56, 64, 77, 88, 91, 104, 112, 128, 143, 154, 176, 182, 208, 224, 286, 308, 352, 364, 416, 448, 572, 616, 704, 728, 832, 896, 1001, 1144, 1232, 1408, 1456, 1664, 2002, 2288, 2464, 2912, 4004, 4576, 4928, 5824, 8008, 9152, 9856, 11648, 16016, 18304, 32032, 64064, 128128, 160093, 320186, 640372, 1120651, 1280744, 1761023, 2081209, 2241302, 2561488, 3522046, 4162418, 4482604, 5122976, 7044092, 8324836, 8965208, 10245952, 12327161, 14088184, 14568463, 16649672, 17930416, 20491904, 22893299, 24654322, 28176368, 29136926, 33299344, 35860832, 45786598, 49308644, 56352736, 58273852, 66598688, 71721664, 91573196, 98617288, 112705472, 116547704, 133197376, 143443328, 160253093, 183146392, 197234576, 225410944, 233095408, 266394752, 320506186, 366292784, 394469152, 466190816, 641012372, 732585568, 788938304, 932381632, 1282024744, 1465171136, 1577876608, 1864763264, 2564049488, 2930342272, 5128098976, 10256197952, 20512395904]

約数ペア:

[(1, 20512395904), (2, 10256197952), (4, 5128098976), (7, 2930342272), (8, 2564049488), (11, 1864763264), (13, 1577876608), (14, 1465171136), (16, 1282024744), (22, 932381632), (26, 788938304), (28, 732585568), (32, 641012372), (44, 466190816), (52, 394469152), (56, 366292784), (64, 320506186), (77, 266394752), (88, 233095408), (91, 225410944), (104, 197234576), (112, 183146392), (128, 160253093), (143, 143443328), (154, 133197376), (176, 116547704), (182, 112705472), (208, 98617288), (224, 91573196), (286, 71721664), (308, 66598688), (352, 58273852), (364, 56352736), (416, 49308644), (448, 45786598), (572, 35860832), (616, 33299344), (704, 29136926), (728, 28176368), (832, 24654322), (896, 22893299), (1001, 20491904), (1144, 17930416), (1232, 16649672), (1408, 14568463), (1456, 14088184), (1664, 12327161), (2002, 10245952), (2288, 8965208), (2464, 8324836), (2912, 7044092), (4004, 5122976), (4576, 4482604), (4928, 4162418), (5824, 3522046), (8008, 2561488), (9152, 2241302), (9856, 2081209), (11648, 1761023), (16016, 1280744), (18304, 1120651), (32032, 640372), (64064, 320186), (128128, 160093)]