20054909

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{701}}^1$

素因数の和:836

約数の個数: 16

約数和(自身を含む): 23677056

約数和(自身を除く): 3622147

約数列:

[1, 7, 61, 67, 427, 469, 701, 4087, 4907, 28609, 42761, 46967, 299327, 328769, 2864987, 20054909]

約数ペア:

[(1, 20054909), (7, 2864987), (61, 328769), (67, 299327), (427, 46967), (469, 42761), (701, 28609), (4087, 4907)]