20161211644

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{409}}^1\times {\mathrm{47581}}^1$

素因数の和:48038

約数の個数: 48

約数和(自身を含む): 41514343360

約数和(自身を除く): 21353131716

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 409, 518, 818, 1036, 1636, 2863, 5726, 11452, 15133, 30266, 47581, 60532, 95162, 105931, 190324, 211862, 333067, 423724, 666134, 1332268, 1760497, 3520994, 7041988, 12323479, 19460629, 24646958, 38921258, 49293916, 77842516, 136224403, 272448806, 544897612, 720043273, 1440086546, 2880173092, 5040302911, 10080605822, 20161211644]

約数ペア:

[(1, 20161211644), (2, 10080605822), (4, 5040302911), (7, 2880173092), (14, 1440086546), (28, 720043273), (37, 544897612), (74, 272448806), (148, 136224403), (259, 77842516), (409, 49293916), (518, 38921258), (818, 24646958), (1036, 19460629), (1636, 12323479), (2863, 7041988), (5726, 3520994), (11452, 1760497), (15133, 1332268), (30266, 666134), (47581, 423724), (60532, 333067), (95162, 211862), (105931, 190324)]