20173820387

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{1005223}}^1$

素因数の和:1005338

約数の個数: 16

約数和(自身を含む): 23932372992

約数和(自身を除く): 3758552605

約数列:

[1, 7, 47, 61, 329, 427, 2867, 20069, 1005223, 7036561, 47245481, 61318603, 330718367, 429230221, 2881974341, 20173820387]

約数ペア:

[(1, 20173820387), (7, 2881974341), (47, 429230221), (61, 330718367), (329, 61318603), (427, 47245481), (2867, 7036561), (20069, 1005223)]