18986702

素因数分解:

$2^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{17167}}^1$

素因数の和:17255

約数の個数: 16

約数和(自身を含む): 32962560

約数和(自身を除く): 13975858

約数列:

[1, 2, 7, 14, 79, 158, 553, 1106, 17167, 34334, 120169, 240338, 1356193, 2712386, 9493351, 18986702]

約数ペア:

[(1, 18986702), (2, 9493351), (7, 2712386), (14, 1356193), (79, 240338), (158, 120169), (553, 34334), (1106, 17167)]