20021710

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{27427}}^1$

素因数の和:27507

約数の個数: 16

約数和(自身を含む): 36534096

約数和(自身を除く): 16512386

約数列:

[1, 2, 5, 10, 73, 146, 365, 730, 27427, 54854, 137135, 274270, 2002171, 4004342, 10010855, 20021710]

約数ペア:

[(1, 20021710), (2, 10010855), (5, 4004342), (10, 2002171), (73, 274270), (146, 137135), (365, 54854), (730, 27427)]