19529642

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{80701}}^1$

素因数の和:80725

約数の個数: 12

約数和(自身を含む): 32200098

約数和(自身を除く): 12670456

約数列:

[1, 2, 11, 22, 121, 242, 80701, 161402, 887711, 1775422, 9764821, 19529642]

約数ペア:

[(1, 19529642), (2, 9764821), (11, 1775422), (22, 887711), (121, 161402), (242, 80701)]