20793901910

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109441589}}^1$

素因数の和:109441615

約数の個数: 16

約数和(自身を含む): 39398972400

約数和(自身を除く): 18605070490

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 109441589, 218883178, 547207945, 1094415890, 2079390191, 4158780382, 10396950955, 20793901910]

約数ペア:

[(1, 20793901910), (2, 10396950955), (5, 4158780382), (10, 2079390191), (19, 1094415890), (38, 547207945), (95, 218883178), (190, 109441589)]