20710403

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{2203}}^1$

素因数の和:2306

約数の個数: 16

約数和(自身を含む): 25390080

約数和(自身を除く): 4679677

約数列:

[1, 7, 17, 79, 119, 553, 1343, 2203, 9401, 15421, 37451, 174037, 262157, 1218259, 2958629, 20710403]

約数ペア:

[(1, 20710403), (7, 2958629), (17, 1218259), (79, 262157), (119, 174037), (553, 37451), (1343, 15421), (2203, 9401)]