11989564

素因数分解:

$2^2\times {\mathrm{107}}^1\times {\mathrm{109}}^1\times {\mathrm{257}}^1$

素因数の和:477

約数の個数: 24

約数和(自身を含む): 21455280

約数和(自身を除く): 9465716

約数列:

[1, 2, 4, 107, 109, 214, 218, 257, 428, 436, 514, 1028, 11663, 23326, 27499, 28013, 46652, 54998, 56026, 109996, 112052, 2997391, 5994782, 11989564]

約数ペア:

[(1, 11989564), (2, 5994782), (4, 2997391), (107, 112052), (109, 109996), (214, 56026), (218, 54998), (257, 46652), (428, 28013), (436, 27499), (514, 23326), (1028, 11663)]