20909118

素因数分解:

$2^1\times 3^1\times {\mathrm{1579}}^1\times {\mathrm{2207}}^1$

素因数の和:3791

約数の個数: 16

約数和(自身を含む): 41863680

約数和(自身を除く): 20954562

約数列:

[1, 2, 3, 6, 1579, 2207, 3158, 4414, 4737, 6621, 9474, 13242, 3484853, 6969706, 10454559, 20909118]

約数ペア:

[(1, 20909118), (2, 10454559), (3, 6969706), (6, 3484853), (1579, 13242), (2207, 9474), (3158, 6621), (4414, 4737)]