18320994

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{27509}}^1$

素因数の和:27554

約数の個数: 24

約数和(自身を含む): 40769820

約数和(自身を除く): 22448826

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 111, 222, 333, 666, 27509, 55018, 82527, 165054, 247581, 495162, 1017833, 2035666, 3053499, 6106998, 9160497, 18320994]

約数ペア:

[(1, 18320994), (2, 9160497), (3, 6106998), (6, 3053499), (9, 2035666), (18, 1017833), (37, 495162), (74, 247581), (111, 165054), (222, 82527), (333, 55018), (666, 27509)]