20715134

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{40939}}^1$

素因数の和:40975

約数の個数: 16

約数和(自身を含む): 35372160

約数和(自身を除く): 14657026

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 40939, 81878, 450329, 900658, 941597, 1883194, 10357567, 20715134]

約数ペア:

[(1, 20715134), (2, 10357567), (11, 1883194), (22, 941597), (23, 900658), (46, 450329), (253, 81878), (506, 40939)]