20161168

素因数分解:

$2^4\times {\mathrm{277}}^1\times {\mathrm{4549}}^1$

素因数の和:4834

約数の個数: 20

約数和(自身を含む): 39211900

約数和(自身を除く): 19050732

約数列:

[1, 2, 4, 8, 16, 277, 554, 1108, 2216, 4432, 4549, 9098, 18196, 36392, 72784, 1260073, 2520146, 5040292, 10080584, 20161168]

約数ペア:

[(1, 20161168), (2, 10080584), (4, 5040292), (8, 2520146), (16, 1260073), (277, 72784), (554, 36392), (1108, 18196), (2216, 9098), (4432, 4549)]