20291172102

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1042819}}^1$

素因数の和:1042897

約数の個数: 48

約数和(自身を含む): 46851816960

約数和(自身を除く): 26560644858

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 47, 69, 94, 138, 141, 207, 282, 414, 423, 846, 1081, 2162, 3243, 6486, 9729, 19458, 1042819, 2085638, 3128457, 6256914, 9385371, 18770742, 23984837, 47969674, 49012493, 71954511, 98024986, 143909022, 147037479, 215863533, 294074958, 431727066, 441112437, 882224874, 1127287339, 2254574678, 3381862017, 6763724034, 10145586051, 20291172102]

約数ペア:

[(1, 20291172102), (2, 10145586051), (3, 6763724034), (6, 3381862017), (9, 2254574678), (18, 1127287339), (23, 882224874), (46, 441112437), (47, 431727066), (69, 294074958), (94, 215863533), (138, 147037479), (141, 143909022), (207, 98024986), (282, 71954511), (414, 49012493), (423, 47969674), (846, 23984837), (1081, 18770742), (2162, 9385371), (3243, 6256914), (6486, 3128457), (9729, 2085638), (19458, 1042819)]