20908764

素因数分解:

$2^2\times 3^2\times {\mathrm{673}}^1\times {\mathrm{863}}^1$

素因数の和:1546

約数の個数: 36

約数和(自身を含む): 52992576

約数和(自身を除く): 32083812

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 673, 863, 1346, 1726, 2019, 2589, 2692, 3452, 4038, 5178, 6057, 7767, 8076, 10356, 12114, 15534, 24228, 31068, 580799, 1161598, 1742397, 2323196, 3484794, 5227191, 6969588, 10454382, 20908764]

約数ペア:

[(1, 20908764), (2, 10454382), (3, 6969588), (4, 5227191), (6, 3484794), (9, 2323196), (12, 1742397), (18, 1161598), (36, 580799), (673, 31068), (863, 24228), (1346, 15534), (1726, 12114), (2019, 10356), (2589, 8076), (2692, 7767), (3452, 6057), (4038, 5178)]