18397694

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{42391}}^1$

素因数の和:42431

約数の個数: 16

約数和(自身を含む): 32557056

約数和(自身を除く): 14159362

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 42391, 84782, 296737, 593474, 1314121, 2628242, 9198847, 18397694]

約数ペア:

[(1, 18397694), (2, 9198847), (7, 2628242), (14, 1314121), (31, 593474), (62, 296737), (217, 84782), (434, 42391)]