18944783

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{7793}}^1$

素因数の和:7834

約数の個数: 16

約数和(自身を含む): 23569056

約数和(自身を除く): 4624273

約数列:

[1, 11, 13, 17, 143, 187, 221, 2431, 7793, 85723, 101309, 132481, 1114399, 1457291, 1722253, 18944783]

約数ペア:

[(1, 18944783), (11, 1722253), (13, 1457291), (17, 1114399), (143, 132481), (187, 101309), (221, 85723), (2431, 7793)]