2012190268

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{644107}}^1$

素因数の和:644193

約数の個数: 24

約数和(自身を含む): 3895565184

約数和(自身を除く): 1883374916

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 284, 781, 1562, 3124, 644107, 1288214, 2576428, 7085177, 14170354, 28340708, 45731597, 91463194, 182926388, 503047567, 1006095134, 2012190268]

約数ペア:

[(1, 2012190268), (2, 1006095134), (4, 503047567), (11, 182926388), (22, 91463194), (44, 45731597), (71, 28340708), (142, 14170354), (284, 7085177), (781, 2576428), (1562, 1288214), (3124, 644107)]