20851559423

素因数分解:

${\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{307}}^1\times {\mathrm{65497}}^1$

素因数の和:65882

約数の個数: 16

約数和(自身を含む): 22513496544

約数和(自身を除く): 1661937121

約数列:

[1, 17, 61, 307, 1037, 5219, 18727, 65497, 318359, 1113449, 3995317, 20107579, 67920389, 341828843, 1226562319, 20851559423]

約数ペア:

[(1, 20851559423), (17, 1226562319), (61, 341828843), (307, 67920389), (1037, 20107579), (5219, 3995317), (18727, 1113449), (65497, 318359)]