11997788

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{1061}}^1$

素因数の和:1333

約数の個数: 24

約数和(自身を含む): 23015664

約数和(自身を除く): 11017876

約数列:

[1, 2, 4, 11, 22, 44, 257, 514, 1028, 1061, 2122, 2827, 4244, 5654, 11308, 11671, 23342, 46684, 272677, 545354, 1090708, 2999447, 5998894, 11997788]

約数ペア:

[(1, 11997788), (2, 5998894), (4, 2999447), (11, 1090708), (22, 545354), (44, 272677), (257, 46684), (514, 23342), (1028, 11671), (1061, 11308), (2122, 5654), (2827, 4244)]