16881776

素因数分解:

$2^4\times {\mathrm{811}}^1\times {\mathrm{1301}}^1$

素因数の和:2120

約数の個数: 20

約数和(自身を含む): 32773944

約数和(自身を除く): 15892168

約数列:

[1, 2, 4, 8, 16, 811, 1301, 1622, 2602, 3244, 5204, 6488, 10408, 12976, 20816, 1055111, 2110222, 4220444, 8440888, 16881776]

約数ペア:

[(1, 16881776), (2, 8440888), (4, 4220444), (8, 2110222), (16, 1055111), (811, 20816), (1301, 12976), (1622, 10408), (2602, 6488), (3244, 5204)]