20813673

素因数分解:

$3^1\times {\mathrm{131}}^1\times {\mathrm{211}}^1\times {\mathrm{251}}^1$

素因数の和:596

約数の個数: 16

約数和(自身を含む): 28207872

約数和(自身を除く): 7394199

約数列:

[1, 3, 131, 211, 251, 393, 633, 753, 27641, 32881, 52961, 82923, 98643, 158883, 6937891, 20813673]

約数ペア:

[(1, 20813673), (3, 6937891), (131, 158883), (211, 98643), (251, 82923), (393, 52961), (633, 32881), (753, 27641)]