19492610

素因数分解:

$2^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{4861}}^1$

素因数の和:5269

約数の個数: 16

約数和(自身を含む): 35181432

約数和(自身を除く): 15688822

約数列:

[1, 2, 5, 10, 401, 802, 2005, 4010, 4861, 9722, 24305, 48610, 1949261, 3898522, 9746305, 19492610]

約数ペア:

[(1, 19492610), (2, 9746305), (5, 3898522), (10, 1949261), (401, 48610), (802, 24305), (2005, 9722), (4010, 4861)]