20792484

素因数分解:

$2^2\times 3^3\times {\mathrm{79}}^1\times {\mathrm{2437}}^1$

素因数の和:2529

約数の個数: 48

約数和(自身を含む): 54611200

約数和(自身を除く): 33818716

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 79, 108, 158, 237, 316, 474, 711, 948, 1422, 2133, 2437, 2844, 4266, 4874, 7311, 8532, 9748, 14622, 21933, 29244, 43866, 65799, 87732, 131598, 192523, 263196, 385046, 577569, 770092, 1155138, 1732707, 2310276, 3465414, 5198121, 6930828, 10396242, 20792484]

約数ペア:

[(1, 20792484), (2, 10396242), (3, 6930828), (4, 5198121), (6, 3465414), (9, 2310276), (12, 1732707), (18, 1155138), (27, 770092), (36, 577569), (54, 385046), (79, 263196), (108, 192523), (158, 131598), (237, 87732), (316, 65799), (474, 43866), (711, 29244), (948, 21933), (1422, 14622), (2133, 9748), (2437, 8532), (2844, 7311), (4266, 4874)]