20109434

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{1931}}^1$

素因数の和:2101

約数の個数: 16

約数和(自身を含む): 31159296

約数和(自身を除く): 11049862

約数列:

[1, 2, 41, 82, 127, 254, 1931, 3862, 5207, 10414, 79171, 158342, 245237, 490474, 10054717, 20109434]

約数ペア:

[(1, 20109434), (2, 10054717), (41, 490474), (82, 245237), (127, 158342), (254, 79171), (1931, 10414), (3862, 5207)]