18389224

素因数分解:

$2^3\times 7^1\times {\mathrm{328379}}^1$

素因数の和:328392

約数の個数: 16

約数和(自身を含む): 39405600

約数和(自身を除く): 21016376

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 328379, 656758, 1313516, 2298653, 2627032, 4597306, 9194612, 18389224]

約数ペア:

[(1, 18389224), (2, 9194612), (4, 4597306), (7, 2627032), (8, 2298653), (14, 1313516), (28, 656758), (56, 328379)]