19348889193

素因数分解:

$3^2\times {\mathrm{53}}^2\times {\mathrm{765353}}^1$

素因数の和:765465

約数の個数: 18

約数和(自身を含む): 28485710526

約数和(自身を除く): 9136821333

約数列:

[1, 3, 9, 53, 159, 477, 2809, 8427, 25281, 765353, 2296059, 6888177, 40563709, 121691127, 365073381, 2149876577, 6449629731, 19348889193]

約数ペア:

[(1, 19348889193), (3, 6449629731), (9, 2149876577), (53, 365073381), (159, 121691127), (477, 40563709), (2809, 6888177), (8427, 2296059), (25281, 765353)]