20530055

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{45121}}^1$

素因数の和:45146

約数の個数: 16

約数和(自身を含む): 30321984

約数和(自身を除く): 9791929

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 45121, 225605, 315847, 586573, 1579235, 2932865, 4106011, 20530055]

約数ペア:

[(1, 20530055), (5, 4106011), (7, 2932865), (13, 1579235), (35, 586573), (65, 315847), (91, 225605), (455, 45121)]