20074005

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{63727}}^1$

素因数の和:63745

約数の個数: 24

約数和(自身を含む): 39766272

約数和(自身を除く): 19692267

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 63727, 191181, 318635, 446089, 573543, 955905, 1338267, 2230445, 2867715, 4014801, 6691335, 20074005]

約数ペア:

[(1, 20074005), (3, 6691335), (5, 4014801), (7, 2867715), (9, 2230445), (15, 1338267), (21, 955905), (35, 573543), (45, 446089), (63, 318635), (105, 191181), (315, 63727)]