20655656001

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{691}}^1\times {\mathrm{89767}}^1$

素因数の和:90501

約数の個数: 24

約数和(自身を含む): 30687011264

約数和(自身を除く): 10031355263

約数列:

[1, 3, 9, 37, 111, 333, 691, 2073, 6219, 25567, 76701, 89767, 230103, 269301, 807903, 3321379, 9964137, 29892411, 62028997, 186086991, 558260973, 2295072889, 6885218667, 20655656001]

約数ペア:

[(1, 20655656001), (3, 6885218667), (9, 2295072889), (37, 558260973), (111, 186086991), (333, 62028997), (691, 29892411), (2073, 9964137), (6219, 3321379), (25567, 807903), (76701, 269301), (89767, 230103)]