889679956

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{227191}}^1$

素因数の和:227295

約数の個数: 24

約数和(自身を含む): 1717571520

約数和(自身を除く): 827891564

約数列:

[1, 2, 4, 11, 22, 44, 89, 178, 356, 979, 1958, 3916, 227191, 454382, 908764, 2499101, 4998202, 9996404, 20219999, 40439998, 80879996, 222419989, 444839978, 889679956]

約数ペア:

[(1, 889679956), (2, 444839978), (4, 222419989), (11, 80879996), (22, 40439998), (44, 20219999), (89, 9996404), (178, 4998202), (356, 2499101), (979, 908764), (1958, 454382), (3916, 227191)]