19840161

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31643}}^1$

素因数の和:31676

約数の個数: 16

約数和(自身を含む): 30378240

約数和(自身を除く): 10538079

約数列:

[1, 3, 11, 19, 33, 57, 209, 627, 31643, 94929, 348073, 601217, 1044219, 1803651, 6613387, 19840161]

約数ペア:

[(1, 19840161), (3, 6613387), (11, 1803651), (19, 1044219), (33, 601217), (57, 348073), (209, 94929), (627, 31643)]