13218548

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{223}}^1$

素因数の和:336

約数の個数: 48

約数和(自身を含む): 27847680

約数和(自身を除く): 14629132

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 73, 116, 146, 203, 223, 292, 406, 446, 511, 812, 892, 1022, 1561, 2044, 2117, 3122, 4234, 6244, 6467, 8468, 12934, 14819, 16279, 25868, 29638, 32558, 45269, 59276, 65116, 90538, 113953, 181076, 227906, 455812, 472091, 944182, 1888364, 3304637, 6609274, 13218548]

約数ペア:

[(1, 13218548), (2, 6609274), (4, 3304637), (7, 1888364), (14, 944182), (28, 472091), (29, 455812), (58, 227906), (73, 181076), (116, 113953), (146, 90538), (203, 65116), (223, 59276), (292, 45269), (406, 32558), (446, 29638), (511, 25868), (812, 16279), (892, 14819), (1022, 12934), (1561, 8468), (2044, 6467), (2117, 6244), (3122, 4234)]