20737024

素因数分解:

$2^{10}\times 7^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1$

素因数の和:301

約数の個数: 88

約数和(自身を含む): 51879168

約数和(自身を除く): 31142144

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 128, 154, 176, 224, 256, 263, 308, 352, 448, 512, 526, 616, 704, 896, 1024, 1052, 1232, 1408, 1792, 1841, 2104, 2464, 2816, 2893, 3584, 3682, 4208, 4928, 5632, 5786, 7168, 7364, 8416, 9856, 11264, 11572, 14728, 16832, 19712, 20251, 23144, 29456, 33664, 39424, 40502, 46288, 58912, 67328, 78848, 81004, 92576, 117824, 134656, 162008, 185152, 235648, 269312, 324016, 370304, 471296, 648032, 740608, 942592, 1296064, 1481216, 1885184, 2592128, 2962432, 5184256, 10368512, 20737024]

約数ペア:

[(1, 20737024), (2, 10368512), (4, 5184256), (7, 2962432), (8, 2592128), (11, 1885184), (14, 1481216), (16, 1296064), (22, 942592), (28, 740608), (32, 648032), (44, 471296), (56, 370304), (64, 324016), (77, 269312), (88, 235648), (112, 185152), (128, 162008), (154, 134656), (176, 117824), (224, 92576), (256, 81004), (263, 78848), (308, 67328), (352, 58912), (448, 46288), (512, 40502), (526, 39424), (616, 33664), (704, 29456), (896, 23144), (1024, 20251), (1052, 19712), (1232, 16832), (1408, 14728), (1792, 11572), (1841, 11264), (2104, 9856), (2464, 8416), (2816, 7364), (2893, 7168), (3584, 5786), (3682, 5632), (4208, 4928)]