20121338159

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1282349}}^1$

素因数の和:1282450

約数の個数: 16

約数和(自身を含む): 23266958400

約数和(自身を除く): 3145620241

約数列:

[1, 13, 17, 71, 221, 923, 1207, 15691, 1282349, 16670537, 21799933, 91046779, 283399129, 1183608127, 1547795243, 20121338159]

約数ペア:

[(1, 20121338159), (13, 1547795243), (17, 1183608127), (71, 283399129), (221, 91046779), (923, 21799933), (1207, 16670537), (15691, 1282349)]