18147284

素因数分解:

$2^2\times {\mathrm{127}}^1\times {\mathrm{139}}^1\times {\mathrm{257}}^1$

素因数の和:527

約数の個数: 24

約数和(自身を含む): 32363520

約数和(自身を除く): 14216236

約数列:

[1, 2, 4, 127, 139, 254, 257, 278, 508, 514, 556, 1028, 17653, 32639, 35306, 35723, 65278, 70612, 71446, 130556, 142892, 4536821, 9073642, 18147284]

約数ペア:

[(1, 18147284), (2, 9073642), (4, 4536821), (127, 142892), (139, 130556), (254, 71446), (257, 70612), (278, 65278), (508, 35723), (514, 35306), (556, 32639), (1028, 17653)]