18364280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41737}}^1$

素因数の和:41759

約数の個数: 32

約数和(自身を含む): 45077040

約数和(自身を除く): 26712760

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 41737, 83474, 166948, 208685, 333896, 417370, 459107, 834740, 918214, 1669480, 1836428, 2295535, 3672856, 4591070, 9182140, 18364280]

約数ペア:

[(1, 18364280), (2, 9182140), (4, 4591070), (5, 3672856), (8, 2295535), (10, 1836428), (11, 1669480), (20, 918214), (22, 834740), (40, 459107), (44, 417370), (55, 333896), (88, 208685), (110, 166948), (220, 83474), (440, 41737)]