20385484

素因数分解:

$2^2\times 7^1\times {\mathrm{467}}^1\times {\mathrm{1559}}^1$

素因数の和:2037

約数の個数: 24

約数和(自身を含む): 40884480

約数和(自身を除く): 20498996

約数列:

[1, 2, 4, 7, 14, 28, 467, 934, 1559, 1868, 3118, 3269, 6236, 6538, 10913, 13076, 21826, 43652, 728053, 1456106, 2912212, 5096371, 10192742, 20385484]

約数ペア:

[(1, 20385484), (2, 10192742), (4, 5096371), (7, 2912212), (14, 1456106), (28, 728053), (467, 43652), (934, 21826), (1559, 13076), (1868, 10913), (3118, 6538), (3269, 6236)]