20216336

素因数分解:

$2^4\times 7^1\times {\mathrm{180503}}^1$

素因数の和:180518

約数の個数: 20

約数和(自身を含む): 44764992

約数和(自身を除く): 24548656

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 180503, 361006, 722012, 1263521, 1444024, 2527042, 2888048, 5054084, 10108168, 20216336]

約数ペア:

[(1, 20216336), (2, 10108168), (4, 5054084), (7, 2888048), (8, 2527042), (14, 1444024), (16, 1263521), (28, 722012), (56, 361006), (112, 180503)]