17780026

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{11071}}^1$

素因数の和:11157

約数の個数: 16

約数和(自身を含む): 29495808

約数和(自身を除く): 11715782

約数列:

[1, 2, 11, 22, 73, 146, 803, 1606, 11071, 22142, 121781, 243562, 808183, 1616366, 8890013, 17780026]

約数ペア:

[(1, 17780026), (2, 8890013), (11, 1616366), (22, 808183), (73, 243562), (146, 121781), (803, 22142), (1606, 11071)]