18291854

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{56807}}^1$

素因数の和:56839

約数の個数: 16

約数和(自身を含む): 32721408

約数和(自身を除く): 14429554

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 56807, 113614, 397649, 795298, 1306561, 2613122, 9145927, 18291854]

約数ペア:

[(1, 18291854), (2, 9145927), (7, 2613122), (14, 1306561), (23, 795298), (46, 397649), (161, 113614), (322, 56807)]