20532064

素因数分解:

$2^5\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1291}}^1$

素因数の和:1379

約数の個数: 48

約数和(自身を含む): 46884096

約数和(自身を除く): 26352032

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 71, 112, 142, 224, 284, 497, 568, 994, 1136, 1291, 1988, 2272, 2582, 3976, 5164, 7952, 9037, 10328, 15904, 18074, 20656, 36148, 41312, 72296, 91661, 144592, 183322, 289184, 366644, 641627, 733288, 1283254, 1466576, 2566508, 2933152, 5133016, 10266032, 20532064]

約数ペア:

[(1, 20532064), (2, 10266032), (4, 5133016), (7, 2933152), (8, 2566508), (14, 1466576), (16, 1283254), (28, 733288), (32, 641627), (56, 366644), (71, 289184), (112, 183322), (142, 144592), (224, 91661), (284, 72296), (497, 41312), (568, 36148), (994, 20656), (1136, 18074), (1291, 15904), (1988, 10328), (2272, 9037), (2582, 7952), (3976, 5164)]