20546435

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{6451}}^1$

素因数の和:6483

約数の個数: 24

約数和(自身を含む): 30892176

約数和(自身を除く): 10345741

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 245, 455, 637, 3185, 6451, 32255, 45157, 83863, 225785, 316099, 419315, 587041, 1580495, 2935205, 4109287, 20546435]

約数ペア:

[(1, 20546435), (5, 4109287), (7, 2935205), (13, 1580495), (35, 587041), (49, 419315), (65, 316099), (91, 225785), (245, 83863), (455, 45157), (637, 32255), (3185, 6451)]