20610545

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{5639}}^1$

素因数の和:5704

約数の個数: 16

約数和(自身を含む): 26801280

約数和(自身を除く): 6190735

約数列:

[1, 5, 17, 43, 85, 215, 731, 3655, 5639, 28195, 95863, 242477, 479315, 1212385, 4122109, 20610545]

約数ペア:

[(1, 20610545), (5, 4122109), (17, 1212385), (43, 479315), (85, 242477), (215, 95863), (731, 28195), (3655, 5639)]