20881569236

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{474581119}}^1$

素因数の和:474581134

約数の個数: 12

約数和(自身を含む): 39864814080

約数和(自身を除く): 18983244844

約数列:

[1, 2, 4, 11, 22, 44, 474581119, 949162238, 1898324476, 5220392309, 10440784618, 20881569236]

約数ペア:

[(1, 20881569236), (2, 10440784618), (4, 5220392309), (11, 1898324476), (22, 949162238), (44, 474581119)]