20168777727

素因数分解:

$3^2\times 7^1\times {\mathrm{193}}^1\times {\mathrm{1658753}}^1$

素因数の和:1658959

約数の個数: 24

約数和(自身を含む): 33467020704

約数和(自身を除く): 13298242977

約数列:

[1, 3, 7, 9, 21, 63, 193, 579, 1351, 1737, 4053, 12159, 1658753, 4976259, 11611271, 14928777, 34833813, 104501439, 320139329, 960417987, 2240975303, 2881253961, 6722925909, 20168777727]

約数ペア:

[(1, 20168777727), (3, 6722925909), (7, 2881253961), (9, 2240975303), (21, 960417987), (63, 320139329), (193, 104501439), (579, 34833813), (1351, 14928777), (1737, 11611271), (4053, 4976259), (12159, 1658753)]