25849168

素因数分解:

$2^4\times {\mathrm{809}}^1\times {\mathrm{1997}}^1$

素因数の和:2814

約数の個数: 20

約数和(自身を含む): 50169780

約数和(自身を除く): 24320612

約数列:

[1, 2, 4, 8, 16, 809, 1618, 1997, 3236, 3994, 6472, 7988, 12944, 15976, 31952, 1615573, 3231146, 6462292, 12924584, 25849168]

約数ペア:

[(1, 25849168), (2, 12924584), (4, 6462292), (8, 3231146), (16, 1615573), (809, 31952), (1618, 15976), (1997, 12944), (3236, 7988), (3994, 6472)]