20630127

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{3793}}^1$

素因数の和:3847

約数の個数: 24

約数和(自身を含む): 32871216

約数和(自身を除く): 12241089

約数列:

[1, 3, 7, 21, 37, 49, 111, 147, 259, 777, 1813, 3793, 5439, 11379, 26551, 79653, 140341, 185857, 421023, 557571, 982387, 2947161, 6876709, 20630127]

約数ペア:

[(1, 20630127), (3, 6876709), (7, 2947161), (21, 982387), (37, 557571), (49, 421023), (111, 185857), (147, 140341), (259, 79653), (777, 26551), (1813, 11379), (3793, 5439)]