18555039

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{5711}}^1$

素因数の和:5755

約数の個数: 18

約数和(自身を含む): 28291536

約数和(自身を除く): 9736497

約数列:

[1, 3, 9, 19, 57, 171, 361, 1083, 3249, 5711, 17133, 51399, 108509, 325527, 976581, 2061671, 6185013, 18555039]

約数ペア:

[(1, 18555039), (3, 6185013), (9, 2061671), (19, 976581), (57, 325527), (171, 108509), (361, 51399), (1083, 17133), (3249, 5711)]