19159842

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{245639}}^1$

素因数の和:245657

約数の個数: 16

約数和(自身を含む): 41267520

約数和(自身を除く): 22107678

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 245639, 491278, 736917, 1473834, 3193307, 6386614, 9579921, 19159842]

約数ペア:

[(1, 19159842), (2, 9579921), (3, 6386614), (6, 3193307), (13, 1473834), (26, 736917), (39, 491278), (78, 245639)]