20955522

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{4663}}^1$

素因数の和:4782

約数の個数: 32

約数和(自身を含む): 48356352

約数和(自身を除く): 27400830

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 107, 214, 321, 642, 749, 1498, 2247, 4494, 4663, 9326, 13989, 27978, 32641, 65282, 97923, 195846, 498941, 997882, 1496823, 2993646, 3492587, 6985174, 10477761, 20955522]

約数ペア:

[(1, 20955522), (2, 10477761), (3, 6985174), (6, 3492587), (7, 2993646), (14, 1496823), (21, 997882), (42, 498941), (107, 195846), (214, 97923), (321, 65282), (642, 32641), (749, 27978), (1498, 13989), (2247, 9326), (4494, 4663)]