20802574486

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{521}}^1\times {\mathrm{464281}}^1$

素因数の和:464847

約数の個数: 16

約数和(自身を含む): 31990886928

約数和(自身を除く): 11188312442

約数列:

[1, 2, 43, 86, 521, 1042, 22403, 44806, 464281, 928562, 19964083, 39928166, 241890401, 483780802, 10401287243, 20802574486]

約数ペア:

[(1, 20802574486), (2, 10401287243), (43, 483780802), (86, 241890401), (521, 39928166), (1042, 19964083), (22403, 928562), (44806, 464281)]