19440558

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{25117}}^1$

素因数の和:25168

約数の個数: 24

約数和(自身を含む): 43102488

約数和(自身を除く): 23661930

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 25117, 50234, 75351, 150702, 226053, 452106, 1080031, 2160062, 3240093, 6480186, 9720279, 19440558]

約数ペア:

[(1, 19440558), (2, 9720279), (3, 6480186), (6, 3240093), (9, 2160062), (18, 1080031), (43, 452106), (86, 226053), (129, 150702), (258, 75351), (387, 50234), (774, 25117)]