20050989

素因数分解:

$3^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{4999}}^1$

素因数の和:5200

約数の個数: 16

約数和(自身を含む): 30720000

約数和(自身を除く): 10669011

約数列:

[1, 3, 7, 21, 191, 573, 1337, 4011, 4999, 14997, 34993, 104979, 954809, 2864427, 6683663, 20050989]

約数ペア:

[(1, 20050989), (3, 6683663), (7, 2864427), (21, 954809), (191, 104979), (573, 34993), (1337, 14997), (4011, 4999)]