19153719

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{277}}^1$

素因数の和:496

約数の個数: 32

約数和(自身を含む): 30824640

約数和(自身を除く): 11670921

約数列:

[1, 3, 9, 13, 27, 39, 117, 197, 277, 351, 591, 831, 1773, 2493, 2561, 3601, 5319, 7479, 7683, 10803, 23049, 32409, 54569, 69147, 97227, 163707, 491121, 709397, 1473363, 2128191, 6384573, 19153719]

約数ペア:

[(1, 19153719), (3, 6384573), (9, 2128191), (13, 1473363), (27, 709397), (39, 491121), (117, 163707), (197, 97227), (277, 69147), (351, 54569), (591, 32409), (831, 23049), (1773, 10803), (2493, 7683), (2561, 7479), (3601, 5319)]