20548657316

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{283211}}^1$

素因数の和:283340

約数の個数: 48

約数和(自身を含む): 41965221312

約数和(自身を除く): 21416563996

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 97, 187, 194, 374, 388, 748, 1067, 1649, 2134, 3298, 4268, 6596, 18139, 36278, 72556, 283211, 566422, 1132844, 3115321, 4814587, 6230642, 9629174, 12461284, 19258348, 27471467, 52960457, 54942934, 105920914, 109885868, 211841828, 302186137, 467014939, 604372274, 934029878, 1208744548, 1868059756, 5137164329, 10274328658, 20548657316]

約数ペア:

[(1, 20548657316), (2, 10274328658), (4, 5137164329), (11, 1868059756), (17, 1208744548), (22, 934029878), (34, 604372274), (44, 467014939), (68, 302186137), (97, 211841828), (187, 109885868), (194, 105920914), (374, 54942934), (388, 52960457), (748, 27471467), (1067, 19258348), (1649, 12461284), (2134, 9629174), (3298, 6230642), (4268, 4814587), (6596, 3115321), (18139, 1132844), (36278, 566422), (72556, 283211)]