19896976

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{113051}}^1$

素因数の和:113070

約数の個数: 20

約数和(自身を含む): 42055344

約数和(自身を除く): 22158368

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 113051, 226102, 452204, 904408, 1243561, 1808816, 2487122, 4974244, 9948488, 19896976]

約数ペア:

[(1, 19896976), (2, 9948488), (4, 4974244), (8, 2487122), (11, 1808816), (16, 1243561), (22, 904408), (44, 452204), (88, 226102), (176, 113051)]