19618878

素因数分解:

$2^1\times 3^1\times {\mathrm{107}}^1\times {\mathrm{30559}}^1$

素因数の和:30671

約数の個数: 16

約数和(自身を含む): 39605760

約数和(自身を除く): 19986882

約数列:

[1, 2, 3, 6, 107, 214, 321, 642, 30559, 61118, 91677, 183354, 3269813, 6539626, 9809439, 19618878]

約数ペア:

[(1, 19618878), (2, 9809439), (3, 6539626), (6, 3269813), (107, 183354), (214, 91677), (321, 61118), (642, 30559)]