20858224

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{27737}}^1$

素因数の和:27792

約数の個数: 20

約数和(自身を含む): 41274144

約数和(自身を除く): 20415920

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 376, 752, 27737, 55474, 110948, 221896, 443792, 1303639, 2607278, 5214556, 10429112, 20858224]

約数ペア:

[(1, 20858224), (2, 10429112), (4, 5214556), (8, 2607278), (16, 1303639), (47, 443792), (94, 221896), (188, 110948), (376, 55474), (752, 27737)]