20201457311

素因数分解:

$7^3\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{11311}}^1$

素因数の和:11500

約数の個数: 32

約数和(自身を含む): 24325324800

約数和(自身を除く): 4123867489

約数列:

[1, 7, 41, 49, 127, 287, 343, 889, 2009, 5207, 6223, 11311, 14063, 36449, 43561, 79177, 255143, 463751, 554239, 1436497, 1786001, 3246257, 3879673, 10055479, 22723799, 58896377, 70388353, 159066593, 412274639, 492718471, 2885922473, 20201457311]

約数ペア:

[(1, 20201457311), (7, 2885922473), (41, 492718471), (49, 412274639), (127, 159066593), (287, 70388353), (343, 58896377), (889, 22723799), (2009, 10055479), (5207, 3879673), (6223, 3246257), (11311, 1786001), (14063, 1436497), (36449, 554239), (43561, 463751), (79177, 255143)]