16323620

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{8081}}^1$

素因数の和:8191

約数の個数: 24

約数和(自身を含む): 34623288

約数和(自身を除く): 18299668

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 8081, 16162, 32324, 40405, 80810, 161620, 816181, 1632362, 3264724, 4080905, 8161810, 16323620]

約数ペア:

[(1, 16323620), (2, 8161810), (4, 4080905), (5, 3264724), (10, 1632362), (20, 816181), (101, 161620), (202, 80810), (404, 40405), (505, 32324), (1010, 16162), (2020, 8081)]