20527115

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{18919}}^1$

素因数の和:18962

約数の個数: 16

約数和(自身を含む): 29061120

約数和(自身を除く): 8534005

約数列:

[1, 5, 7, 31, 35, 155, 217, 1085, 18919, 94595, 132433, 586489, 662165, 2932445, 4105423, 20527115]

約数ペア:

[(1, 20527115), (5, 4105423), (7, 2932445), (31, 662165), (35, 586489), (155, 132433), (217, 94595), (1085, 18919)]