18183736

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{353}}^1$

素因数の和:543

約数の個数: 32

約数和(自身を含む): 35173440

約数和(自身を除く): 16989704

約数列:

[1, 2, 4, 8, 47, 94, 137, 188, 274, 353, 376, 548, 706, 1096, 1412, 2824, 6439, 12878, 16591, 25756, 33182, 48361, 51512, 66364, 96722, 132728, 193444, 386888, 2272967, 4545934, 9091868, 18183736]

約数ペア:

[(1, 18183736), (2, 9091868), (4, 4545934), (8, 2272967), (47, 386888), (94, 193444), (137, 132728), (188, 96722), (274, 66364), (353, 51512), (376, 48361), (548, 33182), (706, 25756), (1096, 16591), (1412, 12878), (2824, 6439)]