15240386

素因数分解:

$2^1\times 7^1\times {\mathrm{643}}^1\times {\mathrm{1693}}^1$

素因数の和:2345

約数の個数: 16

約数和(自身を含む): 26182464

約数和(自身を除く): 10942078

約数列:

[1, 2, 7, 14, 643, 1286, 1693, 3386, 4501, 9002, 11851, 23702, 1088599, 2177198, 7620193, 15240386]

約数ペア:

[(1, 15240386), (2, 7620193), (7, 2177198), (14, 1088599), (643, 23702), (1286, 11851), (1693, 9002), (3386, 4501)]