18183893

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{809}}^1$

素因数の和:861

約数の個数: 24

約数和(自身を含む): 23716800

約数和(自身を除く): 5532907

約数列:

[1, 7, 13, 19, 91, 133, 169, 247, 809, 1183, 1729, 3211, 5663, 10517, 15371, 22477, 73619, 107597, 136721, 199823, 957047, 1398761, 2597699, 18183893]

約数ペア:

[(1, 18183893), (7, 2597699), (13, 1398761), (19, 957047), (91, 199823), (133, 136721), (169, 107597), (247, 73619), (809, 22477), (1183, 15371), (1729, 10517), (3211, 5663)]