28320418

素因数分解:

$2^1\times 7^1\times {\mathrm{1117}}^1\times {\mathrm{1811}}^1$

素因数の和:2937

約数の個数: 16

約数和(自身を含む): 48619584

約数和(自身を除く): 20299166

約数列:

[1, 2, 7, 14, 1117, 1811, 2234, 3622, 7819, 12677, 15638, 25354, 2022887, 4045774, 14160209, 28320418]

約数ペア:

[(1, 28320418), (2, 14160209), (7, 4045774), (14, 2022887), (1117, 25354), (1811, 15638), (2234, 12677), (3622, 7819)]