20529047

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{15683}}^1$

素因数の和:15718

約数の個数: 16

約数和(自身を含む): 27101952

約数和(自身を除く): 6572905

約数列:

[1, 7, 11, 17, 77, 119, 187, 1309, 15683, 109781, 172513, 266611, 1207591, 1866277, 2932721, 20529047]

約数ペア:

[(1, 20529047), (7, 2932721), (11, 1866277), (17, 1207591), (77, 266611), (119, 172513), (187, 109781), (1309, 15683)]