20758829

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{1531}}^1$

素因数の和:1700

約数の個数: 16

約数和(自身を含む): 25737600

約数和(自身を除く): 4978771

約数列:

[1, 7, 13, 91, 149, 1043, 1531, 1937, 10717, 13559, 19903, 139321, 228119, 1596833, 2965547, 20758829]

約数ペア:

[(1, 20758829), (7, 2965547), (13, 1596833), (91, 228119), (149, 139321), (1043, 19903), (1531, 13559), (1937, 10717)]