20596576

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{643}}^1$

素因数の和:684

約数の個数: 96

約数和(自身を含む): 54528768

約数和(自身を除く): 33932192

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 32, 44, 52, 56, 77, 88, 91, 104, 112, 143, 154, 176, 182, 208, 224, 286, 308, 352, 364, 416, 572, 616, 643, 728, 1001, 1144, 1232, 1286, 1456, 2002, 2288, 2464, 2572, 2912, 4004, 4501, 4576, 5144, 7073, 8008, 8359, 9002, 10288, 14146, 16016, 16718, 18004, 20576, 28292, 32032, 33436, 36008, 49511, 56584, 58513, 66872, 72016, 91949, 99022, 113168, 117026, 133744, 144032, 183898, 198044, 226336, 234052, 267488, 367796, 396088, 468104, 643643, 735592, 792176, 936208, 1287286, 1471184, 1584352, 1872416, 2574572, 2942368, 5149144, 10298288, 20596576]

約数ペア:

[(1, 20596576), (2, 10298288), (4, 5149144), (7, 2942368), (8, 2574572), (11, 1872416), (13, 1584352), (14, 1471184), (16, 1287286), (22, 936208), (26, 792176), (28, 735592), (32, 643643), (44, 468104), (52, 396088), (56, 367796), (77, 267488), (88, 234052), (91, 226336), (104, 198044), (112, 183898), (143, 144032), (154, 133744), (176, 117026), (182, 113168), (208, 99022), (224, 91949), (286, 72016), (308, 66872), (352, 58513), (364, 56584), (416, 49511), (572, 36008), (616, 33436), (643, 32032), (728, 28292), (1001, 20576), (1144, 18004), (1232, 16718), (1286, 16016), (1456, 14146), (2002, 10288), (2288, 9002), (2464, 8359), (2572, 8008), (2912, 7073), (4004, 5144), (4501, 4576)]