18538366

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{593}}^1$

素因数の和:649

約数の個数: 48

約数和(自身を含む): 36566640

約数和(自身を除く): 18028274

約数列:

[1, 2, 7, 11, 14, 22, 29, 49, 58, 77, 98, 154, 203, 319, 406, 539, 593, 638, 1078, 1186, 1421, 2233, 2842, 4151, 4466, 6523, 8302, 13046, 15631, 17197, 29057, 31262, 34394, 45661, 58114, 91322, 120379, 189167, 240758, 319627, 378334, 639254, 842653, 1324169, 1685306, 2648338, 9269183, 18538366]

約数ペア:

[(1, 18538366), (2, 9269183), (7, 2648338), (11, 1685306), (14, 1324169), (22, 842653), (29, 639254), (49, 378334), (58, 319627), (77, 240758), (98, 189167), (154, 120379), (203, 91322), (319, 58114), (406, 45661), (539, 34394), (593, 31262), (638, 29057), (1078, 17197), (1186, 15631), (1421, 13046), (2233, 8302), (2842, 6523), (4151, 4466)]