20748543

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{3359}}^1$

素因数の和:3462

約数の個数: 16

約数和(自身を含む): 29030400

約数和(自身を除く): 8281857

約数列:

[1, 3, 29, 71, 87, 213, 2059, 3359, 6177, 10077, 97411, 238489, 292233, 715467, 6916181, 20748543]

約数ペア:

[(1, 20748543), (3, 6916181), (29, 715467), (71, 292233), (87, 238489), (213, 97411), (2059, 10077), (3359, 6177)]