19496428

素因数分解:

$2^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{3499}}^1$

素因数の和:3709

約数の個数: 24

約数和(自身を含む): 39200000

約数和(自身を除く): 19703572

約数列:

[1, 2, 4, 7, 14, 28, 199, 398, 796, 1393, 2786, 3499, 5572, 6998, 13996, 24493, 48986, 97972, 696301, 1392602, 2785204, 4874107, 9748214, 19496428]

約数ペア:

[(1, 19496428), (2, 9748214), (4, 4874107), (7, 2785204), (14, 1392602), (28, 696301), (199, 97972), (398, 48986), (796, 24493), (1393, 13996), (2786, 6998), (3499, 5572)]