19998105

素因数分解:

$3^1\times 5^1\times {\mathrm{433}}^1\times {\mathrm{3079}}^1$

素因数の和:3520

約数の個数: 16

約数和(自身を含む): 32081280

約数和(自身を除く): 12083175

約数列:

[1, 3, 5, 15, 433, 1299, 2165, 3079, 6495, 9237, 15395, 46185, 1333207, 3999621, 6666035, 19998105]

約数ペア:

[(1, 19998105), (3, 6666035), (5, 3999621), (15, 1333207), (433, 46185), (1299, 15395), (2165, 9237), (3079, 6495)]