20399962

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{919}}^1\times {\mathrm{1009}}^1$

素因数の和:1941

約数の個数: 16

約数和(自身を含む): 33451200

約数和(自身を除く): 13051238

約数列:

[1, 2, 11, 22, 919, 1009, 1838, 2018, 10109, 11099, 20218, 22198, 927271, 1854542, 10199981, 20399962]

約数ペア:

[(1, 20399962), (2, 10199981), (11, 1854542), (22, 927271), (919, 22198), (1009, 20218), (1838, 11099), (2018, 10109)]