19428174

素因数分解:

$2^1\times 3^4\times {\mathrm{43}}^1\times {\mathrm{2789}}^1$

素因数の和:2846

約数の個数: 40

約数和(自身を含む): 44561880

約数和(自身を除く): 25133706

約数列:

[1, 2, 3, 6, 9, 18, 27, 43, 54, 81, 86, 129, 162, 258, 387, 774, 1161, 2322, 2789, 3483, 5578, 6966, 8367, 16734, 25101, 50202, 75303, 119927, 150606, 225909, 239854, 359781, 451818, 719562, 1079343, 2158686, 3238029, 6476058, 9714087, 19428174]

約数ペア:

[(1, 19428174), (2, 9714087), (3, 6476058), (6, 3238029), (9, 2158686), (18, 1079343), (27, 719562), (43, 451818), (54, 359781), (81, 239854), (86, 225909), (129, 150606), (162, 119927), (258, 75303), (387, 50202), (774, 25101), (1161, 16734), (2322, 8367), (2789, 6966), (3483, 5578)]