18780047

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{11939}}^1$

素因数の和:11974

約数の個数: 12

約数和(自身を含む): 22232280

約数和(自身を除く): 3452233

約数列:

[1, 11, 13, 121, 143, 1573, 11939, 131329, 155207, 1444619, 1707277, 18780047]

約数ペア:

[(1, 18780047), (11, 1707277), (13, 1444619), (121, 155207), (143, 131329), (1573, 11939)]