18820317

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{10651}}^1$

素因数の和:10704

約数の個数: 16

約数和(自身を含む): 27269120

約数和(自身を除く): 8448803

約数列:

[1, 3, 19, 31, 57, 93, 589, 1767, 10651, 31953, 202369, 330181, 607107, 990543, 6273439, 18820317]

約数ペア:

[(1, 18820317), (3, 6273439), (19, 990543), (31, 607107), (57, 330181), (93, 202369), (589, 31953), (1767, 10651)]