19668195

素因数分解:

$3^2\times 5^1\times {\mathrm{437071}}^1$

素因数の和:437082

約数の個数: 12

約数和(自身を含む): 34091616

約数和(自身を除く): 14423421

約数列:

[1, 3, 5, 9, 15, 45, 437071, 1311213, 2185355, 3933639, 6556065, 19668195]

約数ペア:

[(1, 19668195), (3, 6556065), (5, 3933639), (9, 2185355), (15, 1311213), (45, 437071)]