20675770

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{43991}}^1$

素因数の和:44045

約数の個数: 16

約数和(自身を含む): 38009088

約数和(自身を除く): 17333318

約数列:

[1, 2, 5, 10, 47, 94, 235, 470, 43991, 87982, 219955, 439910, 2067577, 4135154, 10337885, 20675770]

約数ペア:

[(1, 20675770), (2, 10337885), (5, 4135154), (10, 2067577), (47, 439910), (94, 219955), (235, 87982), (470, 43991)]