20527689

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{75193}}^1$

素因数の和:75216

約数の個数: 16

約数和(自身を含む): 33686912

約数和(自身を除く): 13159223

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 75193, 225579, 526351, 977509, 1579053, 2932527, 6842563, 20527689]

約数ペア:

[(1, 20527689), (3, 6842563), (7, 2932527), (13, 1579053), (21, 977509), (39, 526351), (91, 225579), (273, 75193)]