20147991556

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{65415557}}^1$

素因数の和:65415579

約数の個数: 24

約数和(自身を含む): 43959254976

約数和(自身を除く): 23811263420

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 65415557, 130831114, 261662228, 457908899, 719571127, 915817798, 1439142254, 1831635596, 2878284508, 5036997889, 10073995778, 20147991556]

約数ペア:

[(1, 20147991556), (2, 10073995778), (4, 5036997889), (7, 2878284508), (11, 1831635596), (14, 1439142254), (22, 915817798), (28, 719571127), (44, 457908899), (77, 261662228), (154, 130831114), (308, 65415557)]