20569331321

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{1039}}^1\times {\mathrm{257107}}^1$

素因数の和:258164

約数の個数: 16

約数和(自身を含む): 25669662720

約数和(自身を除く): 5100331399

約数列:

[1, 7, 11, 77, 1039, 7273, 11429, 80003, 257107, 1799749, 2828177, 19797239, 267134173, 1869939211, 2938475903, 20569331321]

約数ペア:

[(1, 20569331321), (7, 2938475903), (11, 1869939211), (77, 267134173), (1039, 19797239), (7273, 2828177), (11429, 1799749), (80003, 257107)]