20123486619

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{5557439}}^1$

素因数の和:5557530

約数の個数: 16

約数和(自身を含む): 28809768960

約数和(自身を除く): 8686282341

約数列:

[1, 3, 17, 51, 71, 213, 1207, 3621, 5557439, 16672317, 94476463, 283429389, 394578169, 1183734507, 6707828873, 20123486619]

約数ペア:

[(1, 20123486619), (3, 6707828873), (17, 1183734507), (51, 394578169), (71, 283429389), (213, 94476463), (1207, 16672317), (3621, 5557439)]