20170464545

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{52390817}}^1$

素因数の和:52390840

約数の個数: 16

約数和(自身を含む): 30177111168

約数和(自身を除く): 10006646623

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 52390817, 261954085, 366735719, 576298987, 1833678595, 2881494935, 4034092909, 20170464545]

約数ペア:

[(1, 20170464545), (5, 4034092909), (7, 2881494935), (11, 1833678595), (35, 576298987), (55, 366735719), (77, 261954085), (385, 52390817)]