20110885

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{1051}}^1$

素因数の和:1188

約数の個数: 16

約数和(自身を含む): 24995520

約数和(自身を除く): 4884635

約数列:

[1, 5, 43, 89, 215, 445, 1051, 3827, 5255, 19135, 45193, 93539, 225965, 467695, 4022177, 20110885]

約数ペア:

[(1, 20110885), (5, 4022177), (43, 467695), (89, 225965), (215, 93539), (445, 45193), (1051, 19135), (3827, 5255)]