20753139

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{709}}^1\times {\mathrm{887}}^1$

素因数の和:1610

約数の個数: 16

約数和(自身を含む): 30263040

約数和(自身を除く): 9509901

約数列:

[1, 3, 11, 33, 709, 887, 2127, 2661, 7799, 9757, 23397, 29271, 628883, 1886649, 6917713, 20753139]

約数ペア:

[(1, 20753139), (3, 6917713), (11, 1886649), (33, 628883), (709, 29271), (887, 23397), (2127, 9757), (2661, 7799)]