20625429

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{8803}}^1$

素因数の和:8888

約数の個数: 16

約数和(自身を含む): 30426624

約数和(自身を除く): 9801195

約数列:

[1, 3, 11, 33, 71, 213, 781, 2343, 8803, 26409, 96833, 290499, 625013, 1875039, 6875143, 20625429]

約数ペア:

[(1, 20625429), (3, 6875143), (11, 1875039), (33, 625013), (71, 290499), (213, 96833), (781, 26409), (2343, 8803)]