20595755

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{337}}^1\times {\mathrm{719}}^1$

素因数の和:1078

約数の個数: 16

約数和(自身を含む): 26282880

約数和(自身を除く): 5687125

約数列:

[1, 5, 17, 85, 337, 719, 1685, 3595, 5729, 12223, 28645, 61115, 242303, 1211515, 4119151, 20595755]

約数ペア:

[(1, 20595755), (5, 4119151), (17, 1211515), (85, 242303), (337, 61115), (719, 28645), (1685, 12223), (3595, 5729)]