18800139

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{5407}}^1$

素因数の和:5490

約数の個数: 16

約数和(自身を含む): 26823680

約数和(自身を除く): 8023541

約数列:

[1, 3, 19, 57, 61, 183, 1159, 3477, 5407, 16221, 102733, 308199, 329827, 989481, 6266713, 18800139]

約数ペア:

[(1, 18800139), (3, 6266713), (19, 989481), (57, 329827), (61, 308199), (183, 102733), (1159, 16221), (3477, 5407)]