20494832

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{29789}}^1$

素因数の和:29840

約数の個数: 20

約数和(自身を含む): 40633560

約数和(自身を除く): 20138728

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 29789, 59578, 119156, 238312, 476624, 1280927, 2561854, 5123708, 10247416, 20494832]

約数ペア:

[(1, 20494832), (2, 10247416), (4, 5123708), (8, 2561854), (16, 1280927), (43, 476624), (86, 238312), (172, 119156), (344, 59578), (688, 29789)]