20158271

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1\times {\mathrm{347}}^1$

素因数の和:590

約数の個数: 16

約数和(自身を含む): 23764224

約数和(自身を除く): 3605953

約数列:

[1, 7, 43, 193, 301, 347, 1351, 2429, 8299, 14921, 58093, 66971, 104447, 468797, 2879753, 20158271]

約数ペア:

[(1, 20158271), (7, 2879753), (43, 468797), (193, 104447), (301, 66971), (347, 58093), (1351, 14921), (2429, 8299)]