20219589795

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{7213}}^1\times {\mathrm{10993}}^1$

素因数の和:18231

約数の個数: 32

約数和(自身を含む): 34262229312

約数和(自身を除く): 14042639517

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 7213, 10993, 21639, 32979, 36065, 54965, 108195, 122621, 164895, 186881, 367863, 560643, 613105, 934405, 1839315, 2803215, 79292509, 237877527, 396462545, 1189387635, 1347972653, 4043917959, 6739863265, 20219589795]

約数ペア:

[(1, 20219589795), (3, 6739863265), (5, 4043917959), (15, 1347972653), (17, 1189387635), (51, 396462545), (85, 237877527), (255, 79292509), (7213, 2803215), (10993, 1839315), (21639, 934405), (32979, 613105), (36065, 560643), (54965, 367863), (108195, 186881), (122621, 164895)]