2489828

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{797}}^1$

素因数の和:883

約数の個数: 24

約数和(自身を含む): 4826304

約数和(自身を除く): 2336476

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 284, 781, 797, 1562, 1594, 3124, 3188, 8767, 17534, 35068, 56587, 113174, 226348, 622457, 1244914, 2489828]

約数ペア:

[(1, 2489828), (2, 1244914), (4, 622457), (11, 226348), (22, 113174), (44, 56587), (71, 35068), (142, 17534), (284, 8767), (781, 3188), (797, 3124), (1562, 1594)]