20465163

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{16127}}^1$

素因数の和:16183

約数の個数: 16

約数和(自身を含む): 30965760

約数和(自身を除く): 10500597

約数列:

[1, 3, 9, 27, 47, 141, 423, 1269, 16127, 48381, 145143, 435429, 757969, 2273907, 6821721, 20465163]

約数ペア:

[(1, 20465163), (3, 6821721), (9, 2273907), (27, 757969), (47, 435429), (141, 145143), (423, 48381), (1269, 16127)]