12188708

素因数分解:

$2^2\times 7^1\times {\mathrm{643}}^1\times {\mathrm{677}}^1$

素因数の和:1331

約数の個数: 24

約数和(自身を含む): 24451392

約数和(自身を除く): 12262684

約数列:

[1, 2, 4, 7, 14, 28, 643, 677, 1286, 1354, 2572, 2708, 4501, 4739, 9002, 9478, 18004, 18956, 435311, 870622, 1741244, 3047177, 6094354, 12188708]

約数ペア:

[(1, 12188708), (2, 6094354), (4, 3047177), (7, 1741244), (14, 870622), (28, 435311), (643, 18956), (677, 18004), (1286, 9478), (1354, 9002), (2572, 4739), (2708, 4501)]