19193776

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{7451}}^1$

素因数の和:7489

約数の個数: 40

約数和(自身を含む): 44354304

約数和(自身を除く): 25160528

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 92, 112, 161, 184, 322, 368, 644, 1288, 2576, 7451, 14902, 29804, 52157, 59608, 104314, 119216, 171373, 208628, 342746, 417256, 685492, 834512, 1199611, 1370984, 2399222, 2741968, 4798444, 9596888, 19193776]

約数ペア:

[(1, 19193776), (2, 9596888), (4, 4798444), (7, 2741968), (8, 2399222), (14, 1370984), (16, 1199611), (23, 834512), (28, 685492), (46, 417256), (56, 342746), (92, 208628), (112, 171373), (161, 119216), (184, 104314), (322, 59608), (368, 52157), (644, 29804), (1288, 14902), (2576, 7451)]