20407442

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:314

約数の個数: 32

約数和(自身を含む): 34461504

約数和(自身を除く): 14054062

約数列:

[1, 2, 11, 22, 73, 97, 131, 146, 194, 262, 803, 1067, 1441, 1606, 2134, 2882, 7081, 9563, 12707, 14162, 19126, 25414, 77891, 105193, 139777, 155782, 210386, 279554, 927611, 1855222, 10203721, 20407442]

約数ペア:

[(1, 20407442), (2, 10203721), (11, 1855222), (22, 927611), (73, 279554), (97, 210386), (131, 155782), (146, 139777), (194, 105193), (262, 77891), (803, 25414), (1067, 19126), (1441, 14162), (1606, 12707), (2134, 9563), (2882, 7081)]