13910672

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{20219}}^1$

素因数の和:20270

約数の個数: 20

約数和(自身を含む): 27580080

約数和(自身を除く): 13669408

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 20219, 40438, 80876, 161752, 323504, 869417, 1738834, 3477668, 6955336, 13910672]

約数ペア:

[(1, 13910672), (2, 6955336), (4, 3477668), (8, 1738834), (16, 869417), (43, 323504), (86, 161752), (172, 80876), (344, 40438), (688, 20219)]