19851294

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{76943}}^1$

素因数の和:76991

約数の個数: 16

約数和(自身を含む): 40626432

約数和(自身を除く): 20775138

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 76943, 153886, 230829, 461658, 3308549, 6617098, 9925647, 19851294]

約数ペア:

[(1, 19851294), (2, 9925647), (3, 6617098), (6, 3308549), (43, 461658), (86, 230829), (129, 153886), (258, 76943)]