18279204

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{643}}^1$

素因数の和:776

約数の個数: 48

約数和(自身を含む): 45007872

約数和(自身を除く): 26728668

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 103, 138, 206, 276, 309, 412, 618, 643, 1236, 1286, 1929, 2369, 2572, 3858, 4738, 7107, 7716, 9476, 14214, 14789, 28428, 29578, 44367, 59156, 66229, 88734, 132458, 177468, 198687, 264916, 397374, 794748, 1523267, 3046534, 4569801, 6093068, 9139602, 18279204]

約数ペア:

[(1, 18279204), (2, 9139602), (3, 6093068), (4, 4569801), (6, 3046534), (12, 1523267), (23, 794748), (46, 397374), (69, 264916), (92, 198687), (103, 177468), (138, 132458), (206, 88734), (276, 66229), (309, 59156), (412, 44367), (618, 29578), (643, 28428), (1236, 14789), (1286, 14214), (1929, 9476), (2369, 7716), (2572, 7107), (3858, 4738)]