20339585

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^2\times {\mathrm{691}}^1$

素因数の和:761

約数の個数: 24

約数和(自身を含む): 28931136

約数和(自身を除く): 8591551

約数列:

[1, 5, 7, 29, 35, 145, 203, 691, 841, 1015, 3455, 4205, 4837, 5887, 20039, 24185, 29435, 100195, 140273, 581131, 701365, 2905655, 4067917, 20339585]

約数ペア:

[(1, 20339585), (5, 4067917), (7, 2905655), (29, 701365), (35, 581131), (145, 140273), (203, 100195), (691, 29435), (841, 24185), (1015, 20039), (3455, 5887), (4205, 4837)]