18701244

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^2\times {\mathrm{1439}}^1$

素因数の和:1487

約数の個数: 54

約数和(自身を含む): 49926240

約数和(自身を除く): 31224996

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 361, 684, 722, 1083, 1439, 1444, 2166, 2878, 3249, 4317, 4332, 5756, 6498, 8634, 12951, 12996, 17268, 25902, 27341, 51804, 54682, 82023, 109364, 164046, 246069, 328092, 492138, 519479, 984276, 1038958, 1558437, 2077916, 3116874, 4675311, 6233748, 9350622, 18701244]

約数ペア:

[(1, 18701244), (2, 9350622), (3, 6233748), (4, 4675311), (6, 3116874), (9, 2077916), (12, 1558437), (18, 1038958), (19, 984276), (36, 519479), (38, 492138), (57, 328092), (76, 246069), (114, 164046), (171, 109364), (228, 82023), (342, 54682), (361, 51804), (684, 27341), (722, 25902), (1083, 17268), (1439, 12996), (1444, 12951), (2166, 8634), (2878, 6498), (3249, 5756), (4317, 4332)]