18689342

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43063}}^1$

素因数の和:43103

約数の個数: 16

約数和(自身を含む): 33073152

約数和(自身を除く): 14383810

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 43063, 86126, 301441, 602882, 1334953, 2669906, 9344671, 18689342]

約数ペア:

[(1, 18689342), (2, 9344671), (7, 2669906), (14, 1334953), (31, 602882), (62, 301441), (217, 86126), (434, 43063)]