20397322

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{647}}^1\times {\mathrm{1433}}^1$

素因数の和:2093

約数の個数: 16

約数和(自身を含む): 33452352

約数和(自身を除く): 13055030

約数列:

[1, 2, 11, 22, 647, 1294, 1433, 2866, 7117, 14234, 15763, 31526, 927151, 1854302, 10198661, 20397322]

約数ペア:

[(1, 20397322), (2, 10198661), (11, 1854302), (22, 927151), (647, 31526), (1294, 15763), (1433, 14234), (2866, 7117)]