19174672

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{108947}}^1$

素因数の和:108966

約数の個数: 20

約数和(自身を含む): 40528656

約数和(自身を除く): 21353984

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 108947, 217894, 435788, 871576, 1198417, 1743152, 2396834, 4793668, 9587336, 19174672]

約数ペア:

[(1, 19174672), (2, 9587336), (4, 4793668), (8, 2396834), (11, 1743152), (16, 1198417), (22, 871576), (44, 435788), (88, 217894), (176, 108947)]