19745676370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{282081091}}^1$

素因数の和:282081105

約数の個数: 16

約数和(自身を含む): 40619677248

約数和(自身を除く): 20874000878

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 282081091, 564162182, 1410405455, 1974567637, 2820810910, 3949135274, 9872838185, 19745676370]

約数ペア:

[(1, 19745676370), (2, 9872838185), (5, 3949135274), (7, 2820810910), (10, 1974567637), (14, 1410405455), (35, 564162182), (70, 282081091)]