16937320

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{4111}}^1$

素因数の和:4225

約数の個数: 32

約数和(自身を含む): 38488320

約数和(自身を除く): 21551000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4111, 4120, 8222, 16444, 20555, 32888, 41110, 82220, 164440, 423433, 846866, 1693732, 2117165, 3387464, 4234330, 8468660, 16937320]

約数ペア:

[(1, 16937320), (2, 8468660), (4, 4234330), (5, 3387464), (8, 2117165), (10, 1693732), (20, 846866), (40, 423433), (103, 164440), (206, 82220), (412, 41110), (515, 32888), (824, 20555), (1030, 16444), (2060, 8222), (4111, 4120)]