20565218141

素因数分解:

${\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{503963}}^1$

素因数の和:504092

約数の個数: 16

約数和(自身を含む): 22972694976

約数和(自身を除く): 2407476835

約数列:

[1, 13, 43, 73, 559, 949, 3139, 40807, 503963, 6551519, 21670409, 36789299, 281715317, 478260887, 1581939857, 20565218141]

約数ペア:

[(1, 20565218141), (13, 1581939857), (43, 478260887), (73, 281715317), (559, 36789299), (949, 21670409), (3139, 6551519), (40807, 503963)]