18917538

素因数分解:

$2^1\times 3^1\times {\mathrm{709}}^1\times {\mathrm{4447}}^1$

素因数の和:5161

約数の個数: 16

約数和(自身を含む): 37896960

約数和(自身を除く): 18979422

約数列:

[1, 2, 3, 6, 709, 1418, 2127, 4254, 4447, 8894, 13341, 26682, 3152923, 6305846, 9458769, 18917538]

約数ペア:

[(1, 18917538), (2, 9458769), (3, 6305846), (6, 3152923), (709, 26682), (1418, 13341), (2127, 8894), (4254, 4447)]