20558748

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{244747}}^1$

素因数の和:244761

約数の個数: 24

約数和(自身を含む): 54823552

約数和(自身を除く): 34264804

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 244747, 489494, 734241, 978988, 1468482, 1713229, 2936964, 3426458, 5139687, 6852916, 10279374, 20558748]

約数ペア:

[(1, 20558748), (2, 10279374), (3, 6852916), (4, 5139687), (6, 3426458), (7, 2936964), (12, 1713229), (14, 1468482), (21, 978988), (28, 734241), (42, 489494), (84, 244747)]