16645816

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:196

約数の個数: 64

約数和(自身を含む): 35925120

約数和(自身を除く): 19279304

約数列:

[1, 2, 4, 8, 11, 22, 43, 44, 53, 83, 86, 88, 106, 166, 172, 212, 332, 344, 424, 473, 583, 664, 913, 946, 1166, 1826, 1892, 2279, 2332, 3569, 3652, 3784, 4399, 4558, 4664, 7138, 7304, 8798, 9116, 14276, 17596, 18232, 25069, 28552, 35192, 39259, 48389, 50138, 78518, 96778, 100276, 157036, 189157, 193556, 200552, 314072, 378314, 387112, 756628, 1513256, 2080727, 4161454, 8322908, 16645816]

約数ペア:

[(1, 16645816), (2, 8322908), (4, 4161454), (8, 2080727), (11, 1513256), (22, 756628), (43, 387112), (44, 378314), (53, 314072), (83, 200552), (86, 193556), (88, 189157), (106, 157036), (166, 100276), (172, 96778), (212, 78518), (332, 50138), (344, 48389), (424, 39259), (473, 35192), (583, 28552), (664, 25069), (913, 18232), (946, 17596), (1166, 14276), (1826, 9116), (1892, 8798), (2279, 7304), (2332, 7138), (3569, 4664), (3652, 4558), (3784, 4399)]