219921716

素因数分解:

$2^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{57331}}^1$

素因数の和:57479

約数の個数: 24

約数和(自身を含む): 443061696

約数和(自身を除く): 223139980

約数列:

[1, 2, 4, 7, 14, 28, 137, 274, 548, 959, 1918, 3836, 57331, 114662, 229324, 401317, 802634, 1605268, 7854347, 15708694, 31417388, 54980429, 109960858, 219921716]

約数ペア:

[(1, 219921716), (2, 109960858), (4, 54980429), (7, 31417388), (14, 15708694), (28, 7854347), (137, 1605268), (274, 802634), (548, 401317), (959, 229324), (1918, 114662), (3836, 57331)]