19682829

素因数分解:

$3^2\times {\mathrm{41}}^2\times {\mathrm{1301}}^1$

素因数の和:1389

約数の個数: 18

約数和(自身を含む): 29163498

約数和(自身を除く): 9480669

約数列:

[1, 3, 9, 41, 123, 369, 1301, 1681, 3903, 5043, 11709, 15129, 53341, 160023, 480069, 2186981, 6560943, 19682829]

約数ペア:

[(1, 19682829), (3, 6560943), (9, 2186981), (41, 480069), (123, 160023), (369, 53341), (1301, 15129), (1681, 11709), (3903, 5043)]