20011173

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3187}}^1$

素因数の和:3233

約数の個数: 32

約数和(自身を含む): 34277376

約数和(自身を除く): 14266203

約数列:

[1, 3, 7, 13, 21, 23, 39, 69, 91, 161, 273, 299, 483, 897, 2093, 3187, 6279, 9561, 22309, 41431, 66927, 73301, 124293, 219903, 290017, 513107, 870051, 952913, 1539321, 2858739, 6670391, 20011173]

約数ペア:

[(1, 20011173), (3, 6670391), (7, 2858739), (13, 1539321), (21, 952913), (23, 870051), (39, 513107), (69, 290017), (91, 219903), (161, 124293), (273, 73301), (299, 66927), (483, 41431), (897, 22309), (2093, 9561), (3187, 6279)]