20512057195

素因数分解:

$5^1\times 7^1\times {\mathrm{739}}^1\times {\mathrm{793043}}^1$

素因数の和:793794

約数の個数: 16

約数和(自身を含む): 28168922880

約数和(自身を除く): 7656865685

約数列:

[1, 5, 7, 35, 739, 3695, 5173, 25865, 793043, 3965215, 5551301, 27756505, 586058777, 2930293885, 4102411439, 20512057195]

約数ペア:

[(1, 20512057195), (5, 4102411439), (7, 2930293885), (35, 586058777), (739, 27756505), (3695, 5551301), (5173, 3965215), (25865, 793043)]