16641392

素因数分解:

$2^4\times {\mathrm{409}}^1\times {\mathrm{2543}}^1$

素因数の和:2960

約数の個数: 20

約数和(自身を含む): 32334240

約数和(自身を除く): 15692848

約数列:

[1, 2, 4, 8, 16, 409, 818, 1636, 2543, 3272, 5086, 6544, 10172, 20344, 40688, 1040087, 2080174, 4160348, 8320696, 16641392]

約数ペア:

[(1, 16641392), (2, 8320696), (4, 4160348), (8, 2080174), (16, 1040087), (409, 40688), (818, 20344), (1636, 10172), (2543, 6544), (3272, 5086)]