20131546851

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{13235731}}^1$

素因数の和:13235763

約数の個数: 18

約数和(自身を含む): 31487806428

約数和(自身を除く): 11356259577

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 13235731, 39707193, 119121579, 172064503, 516193509, 1548580527, 2236838539, 6710515617, 20131546851]

約数ペア:

[(1, 20131546851), (3, 6710515617), (9, 2236838539), (13, 1548580527), (39, 516193509), (117, 172064503), (169, 119121579), (507, 39707193), (1521, 13235731)]