18340090

素因数分解:

$2^1\times 5^1\times {\mathrm{941}}^1\times {\mathrm{1949}}^1$

素因数の和:2897

約数の個数: 16

約数和(自身を含む): 33064200

約数和(自身を除く): 14724110

約数列:

[1, 2, 5, 10, 941, 1882, 1949, 3898, 4705, 9410, 9745, 19490, 1834009, 3668018, 9170045, 18340090]

約数ペア:

[(1, 18340090), (2, 9170045), (5, 3668018), (10, 1834009), (941, 19490), (1882, 9745), (1949, 9410), (3898, 4705)]