16859980

素因数分解:

$2^2\times 5^1\times {\mathrm{367}}^1\times {\mathrm{2297}}^1$

素因数の和:2673

約数の個数: 24

約数和(自身を含む): 35517888

約数和(自身を除く): 18657908

約数列:

[1, 2, 4, 5, 10, 20, 367, 734, 1468, 1835, 2297, 3670, 4594, 7340, 9188, 11485, 22970, 45940, 842999, 1685998, 3371996, 4214995, 8429990, 16859980]

約数ペア:

[(1, 16859980), (2, 8429990), (4, 4214995), (5, 3371996), (10, 1685998), (20, 842999), (367, 45940), (734, 22970), (1468, 11485), (1835, 9188), (2297, 7340), (3670, 4594)]