20836396

素因数分解:

$2^2\times 7^1\times {\mathrm{389}}^1\times {\mathrm{1913}}^1$

素因数の和:2313

約数の個数: 24

約数和(自身を含む): 41801760

約数和(自身を除く): 20965364

約数列:

[1, 2, 4, 7, 14, 28, 389, 778, 1556, 1913, 2723, 3826, 5446, 7652, 10892, 13391, 26782, 53564, 744157, 1488314, 2976628, 5209099, 10418198, 20836396]

約数ペア:

[(1, 20836396), (2, 10418198), (4, 5209099), (7, 2976628), (14, 1488314), (28, 744157), (389, 53564), (778, 26782), (1556, 13391), (1913, 10892), (2723, 7652), (3826, 5446)]