199887838

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{19433}}^1$

素因数の和:19611

約数の個数: 16

約数和(自身を含む): 310166640

約数和(自身を除く): 110278802

約数列:

[1, 2, 37, 74, 139, 278, 5143, 10286, 19433, 38866, 719021, 1438042, 2701187, 5402374, 99943919, 199887838]

約数ペア:

[(1, 199887838), (2, 99943919), (37, 5402374), (74, 2701187), (139, 1438042), (278, 719021), (5143, 38866), (10286, 19433)]