20186322

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1$

素因数の和:347

約数の個数: 64

約数和(自身を含む): 46811520

約数和(自身を除く): 26625198

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 53, 57, 78, 106, 114, 159, 247, 257, 318, 494, 514, 689, 741, 771, 1007, 1378, 1482, 1542, 2014, 2067, 3021, 3341, 4134, 4883, 6042, 6682, 9766, 10023, 13091, 13621, 14649, 20046, 26182, 27242, 29298, 39273, 40863, 63479, 78546, 81726, 126958, 177073, 190437, 258799, 354146, 380874, 517598, 531219, 776397, 1062438, 1552794, 3364387, 6728774, 10093161, 20186322]

約数ペア:

[(1, 20186322), (2, 10093161), (3, 6728774), (6, 3364387), (13, 1552794), (19, 1062438), (26, 776397), (38, 531219), (39, 517598), (53, 380874), (57, 354146), (78, 258799), (106, 190437), (114, 177073), (159, 126958), (247, 81726), (257, 78546), (318, 63479), (494, 40863), (514, 39273), (689, 29298), (741, 27242), (771, 26182), (1007, 20046), (1378, 14649), (1482, 13621), (1542, 13091), (2014, 10023), (2067, 9766), (3021, 6682), (3341, 6042), (4134, 4883)]