18415947

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{1931}}^1$

素因数の和:1979

約数の個数: 24

約数和(自身を含む): 28469952

約数和(自身を除く): 10054005

約数列:

[1, 3, 11, 17, 33, 51, 187, 289, 561, 867, 1931, 3179, 5793, 9537, 21241, 32827, 63723, 98481, 361097, 558059, 1083291, 1674177, 6138649, 18415947]

約数ペア:

[(1, 18415947), (3, 6138649), (11, 1674177), (17, 1083291), (33, 558059), (51, 361097), (187, 98481), (289, 63723), (561, 32827), (867, 21241), (1931, 9537), (3179, 5793)]