20279055

素因数分解:

$3^1\times 5^1\times {\mathrm{811}}^1\times {\mathrm{1667}}^1$

素因数の和:2486

約数の個数: 16

約数和(自身を含む): 32505984

約数和(自身を除く): 12226929

約数列:

[1, 3, 5, 15, 811, 1667, 2433, 4055, 5001, 8335, 12165, 25005, 1351937, 4055811, 6759685, 20279055]

約数ペア:

[(1, 20279055), (3, 6759685), (5, 4055811), (15, 1351937), (811, 25005), (1667, 12165), (2433, 8335), (4055, 5001)]