16817993279

素因数分解:

${\mathrm{19}}^2\times {\mathrm{641}}^1\times {\mathrm{72679}}^1$

素因数の和:73358

約数の個数: 12

約数和(自身を含む): 17777673360

約数和(自身を除く): 959680081

約数列:

[1, 19, 361, 641, 12179, 72679, 231401, 1380901, 26237119, 46587239, 885157541, 16817993279]

約数ペア:

[(1, 16817993279), (19, 885157541), (361, 46587239), (641, 26237119), (12179, 1380901), (72679, 231401)]