2189924

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{701}}^1$

素因数の和:787

約数の個数: 24

約数和(自身を含む): 4245696

約数和(自身を除く): 2055772

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 284, 701, 781, 1402, 1562, 2804, 3124, 7711, 15422, 30844, 49771, 99542, 199084, 547481, 1094962, 2189924]

約数ペア:

[(1, 2189924), (2, 1094962), (4, 547481), (11, 199084), (22, 99542), (44, 49771), (71, 30844), (142, 15422), (284, 7711), (701, 3124), (781, 2804), (1402, 1562)]