20059445

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{19763}}^1$

素因数の和:19804

約数の個数: 16

約数和(自身を含む): 28460160

約数和(自身を除く): 8400715

約数列:

[1, 5, 7, 29, 35, 145, 203, 1015, 19763, 98815, 138341, 573127, 691705, 2865635, 4011889, 20059445]

約数ペア:

[(1, 20059445), (5, 4011889), (7, 2865635), (29, 691705), (35, 573127), (145, 138341), (203, 98815), (1015, 19763)]