218976428

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{27803}}^1$

素因数の和:27997

約数の個数: 24

約数和(自身を含む): 420396480

約数和(自身を除く): 201420052

約数列:

[1, 2, 4, 11, 22, 44, 179, 358, 716, 1969, 3938, 7876, 27803, 55606, 111212, 305833, 611666, 1223332, 4976737, 9953474, 19906948, 54744107, 109488214, 218976428]

約数ペア:

[(1, 218976428), (2, 109488214), (4, 54744107), (11, 19906948), (22, 9953474), (44, 4976737), (179, 1223332), (358, 611666), (716, 305833), (1969, 111212), (3938, 55606), (7876, 27803)]