20444968

素因数分解:

$2^3\times {\mathrm{127}}^1\times {\mathrm{20123}}^1$

素因数の和:20256

約数の個数: 16

約数和(自身を含む): 38638080

約数和(自身を除く): 18193112

約数列:

[1, 2, 4, 8, 127, 254, 508, 1016, 20123, 40246, 80492, 160984, 2555621, 5111242, 10222484, 20444968]

約数ペア:

[(1, 20444968), (2, 10222484), (4, 5111242), (8, 2555621), (127, 160984), (254, 80492), (508, 40246), (1016, 20123)]