13077339

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{20857}}^1$

素因数の和:20890

約数の個数: 16

約数和(自身を含む): 20023680

約数和(自身を除く): 6946341

約数列:

[1, 3, 11, 19, 33, 57, 209, 627, 20857, 62571, 229427, 396283, 688281, 1188849, 4359113, 13077339]

約数ペア:

[(1, 13077339), (3, 4359113), (11, 1188849), (19, 688281), (33, 396283), (57, 229427), (209, 62571), (627, 20857)]