16640456

素因数分解:

$2^3\times 7^1\times {\mathrm{297151}}^1$

素因数の和:297164

約数の個数: 16

約数和(自身を含む): 35658240

約数和(自身を除く): 19017784

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 297151, 594302, 1188604, 2080057, 2377208, 4160114, 8320228, 16640456]

約数ペア:

[(1, 16640456), (2, 8320228), (4, 4160114), (7, 2377208), (8, 2080057), (14, 1188604), (28, 594302), (56, 297151)]