19663588

素因数分解:

$2^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{3529}}^1$

素因数の和:3739

約数の個数: 24

約数和(自身を含む): 39536000

約数和(自身を除く): 19872412

約数列:

[1, 2, 4, 7, 14, 28, 199, 398, 796, 1393, 2786, 3529, 5572, 7058, 14116, 24703, 49406, 98812, 702271, 1404542, 2809084, 4915897, 9831794, 19663588]

約数ペア:

[(1, 19663588), (2, 9831794), (4, 4915897), (7, 2809084), (14, 1404542), (28, 702271), (199, 98812), (398, 49406), (796, 24703), (1393, 14116), (2786, 7058), (3529, 5572)]