16648816

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{28123}}^1$

素因数の和:28168

約数の個数: 20

約数和(自身を含む): 33130072

約数和(自身を除く): 16481256

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 28123, 56246, 112492, 224984, 449968, 1040551, 2081102, 4162204, 8324408, 16648816]

約数ペア:

[(1, 16648816), (2, 8324408), (4, 4162204), (8, 2081102), (16, 1040551), (37, 449968), (74, 224984), (148, 112492), (296, 56246), (592, 28123)]