20058678

素因数分解:

$2^1\times 3^5\times {\mathrm{149}}^1\times {\mathrm{277}}^1$

素因数の和:443

約数の個数: 48

約数和(自身を含む): 45536400

約数和(自身を除く): 25477722

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 149, 162, 243, 277, 298, 447, 486, 554, 831, 894, 1341, 1662, 2493, 2682, 4023, 4986, 7479, 8046, 12069, 14958, 22437, 24138, 36207, 41273, 44874, 67311, 72414, 82546, 123819, 134622, 247638, 371457, 742914, 1114371, 2228742, 3343113, 6686226, 10029339, 20058678]

約数ペア:

[(1, 20058678), (2, 10029339), (3, 6686226), (6, 3343113), (9, 2228742), (18, 1114371), (27, 742914), (54, 371457), (81, 247638), (149, 134622), (162, 123819), (243, 82546), (277, 72414), (298, 67311), (447, 44874), (486, 41273), (554, 36207), (831, 24138), (894, 22437), (1341, 14958), (1662, 12069), (2493, 8046), (2682, 7479), (4023, 4986)]