19328727

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{3931}}^1$

素因数の和:4094

約数の個数: 16

約数和(自身を含む): 28310400

約数和(自身を除く): 8981673

約数列:

[1, 3, 11, 33, 149, 447, 1639, 3931, 4917, 11793, 43241, 129723, 585719, 1757157, 6442909, 19328727]

約数ペア:

[(1, 19328727), (3, 6442909), (11, 1757157), (33, 585719), (149, 129723), (447, 43241), (1639, 11793), (3931, 4917)]