2189884048

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{289361}}^1$

素因数の和:289423

約数の個数: 40

約数和(自身を含む): 4736277216

約数和(自身を除く): 2546393168

約数列:

[1, 2, 4, 8, 11, 16, 22, 43, 44, 86, 88, 172, 176, 344, 473, 688, 946, 1892, 3784, 7568, 289361, 578722, 1157444, 2314888, 3182971, 4629776, 6365942, 12442523, 12731884, 24885046, 25463768, 49770092, 50927536, 99540184, 136867753, 199080368, 273735506, 547471012, 1094942024, 2189884048]

約数ペア:

[(1, 2189884048), (2, 1094942024), (4, 547471012), (8, 273735506), (11, 199080368), (16, 136867753), (22, 99540184), (43, 50927536), (44, 49770092), (86, 25463768), (88, 24885046), (172, 12731884), (176, 12442523), (344, 6365942), (473, 4629776), (688, 3182971), (946, 2314888), (1892, 1157444), (3784, 578722), (7568, 289361)]