220508728

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{108947}}^1$

素因数の和:108987

約数の個数: 32

約数和(自身を含む): 470655360

約数和(自身を除く): 250146632

約数列:

[1, 2, 4, 8, 11, 22, 23, 44, 46, 88, 92, 184, 253, 506, 1012, 2024, 108947, 217894, 435788, 871576, 1198417, 2396834, 2505781, 4793668, 5011562, 9587336, 10023124, 20046248, 27563591, 55127182, 110254364, 220508728]

約数ペア:

[(1, 220508728), (2, 110254364), (4, 55127182), (8, 27563591), (11, 20046248), (22, 10023124), (23, 9587336), (44, 5011562), (46, 4793668), (88, 2505781), (92, 2396834), (184, 1198417), (253, 871576), (506, 435788), (1012, 217894), (2024, 108947)]