20576470821

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{2233417}}^1$

素因数の和:2233540

約数の個数: 16

約数和(自身を含む): 28516281024

約数和(自身を除く): 7939810203

約数列:

[1, 3, 37, 83, 111, 249, 3071, 9213, 2233417, 6700251, 82636429, 185373611, 247909287, 556120833, 6858823607, 20576470821]

約数ペア:

[(1, 20576470821), (3, 6858823607), (37, 556120833), (83, 247909287), (111, 185373611), (249, 82636429), (3071, 6700251), (9213, 2233417)]