19627370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{1409}}^1$

素因数の和:1622

約数の個数: 32

約数和(自身を含む): 40608000

約数和(自身を除く): 20980630

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 199, 398, 995, 1393, 1409, 1990, 2786, 2818, 6965, 7045, 9863, 13930, 14090, 19726, 49315, 98630, 280391, 560782, 1401955, 1962737, 2803910, 3925474, 9813685, 19627370]

約数ペア:

[(1, 19627370), (2, 9813685), (5, 3925474), (7, 2803910), (10, 1962737), (14, 1401955), (35, 560782), (70, 280391), (199, 98630), (398, 49315), (995, 19726), (1393, 14090), (1409, 13930), (1990, 9863), (2786, 7045), (2818, 6965)]