19784214

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{25561}}^1$

素因数の和:25612

約数の個数: 24

約数和(自身を含む): 43864392

約数和(自身を除く): 24080178

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 25561, 51122, 76683, 153366, 230049, 460098, 1099123, 2198246, 3297369, 6594738, 9892107, 19784214]

約数ペア:

[(1, 19784214), (2, 9892107), (3, 6594738), (6, 3297369), (9, 2198246), (18, 1099123), (43, 460098), (86, 230049), (129, 153366), (258, 76683), (387, 51122), (774, 25561)]