18590990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{169009}}^1$

素因数の和:169027

約数の個数: 16

約数和(自身を含む): 36506160

約数和(自身を除く): 17915170

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 169009, 338018, 845045, 1690090, 1859099, 3718198, 9295495, 18590990]

約数ペア:

[(1, 18590990), (2, 9295495), (5, 3718198), (10, 1859099), (11, 1690090), (22, 845045), (55, 338018), (110, 169009)]