19010089

素因数分解:

$7^3\times {\mathrm{19}}^1\times {\mathrm{2917}}^1$

素因数の和:2957

約数の個数: 16

約数和(自身を含む): 23344000

約数和(自身を除く): 4333911

約数列:

[1, 7, 19, 49, 133, 343, 931, 2917, 6517, 20419, 55423, 142933, 387961, 1000531, 2715727, 19010089]

約数ペア:

[(1, 19010089), (7, 2715727), (19, 1000531), (49, 387961), (133, 142933), (343, 55423), (931, 20419), (2917, 6517)]