20046256

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{29137}}^1$

素因数の和:29188

約数の個数: 20

約数和(自身を含む): 39744232

約数和(自身を除く): 19697976

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 29137, 58274, 116548, 233096, 466192, 1252891, 2505782, 5011564, 10023128, 20046256]

約数ペア:

[(1, 20046256), (2, 10023128), (4, 5011564), (8, 2505782), (16, 1252891), (43, 466192), (86, 233096), (172, 116548), (344, 58274), (688, 29137)]