12491416

素因数分解:

$2^3\times 7^1\times {\mathrm{223061}}^1$

素因数の和:223074

約数の個数: 16

約数和(自身を含む): 26767440

約数和(自身を除く): 14276024

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 223061, 446122, 892244, 1561427, 1784488, 3122854, 6245708, 12491416]

約数ペア:

[(1, 12491416), (2, 6245708), (4, 3122854), (7, 1784488), (8, 1561427), (14, 892244), (28, 446122), (56, 223061)]