20125565343

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{467}}^1\times {\mathrm{2081}}^1$

素因数の和:2629

約数の個数: 64

約数和(自身を含む): 32739033600

約数和(自身を除く): 12613468257

約数列:

[1, 3, 9, 13, 27, 39, 59, 117, 177, 351, 467, 531, 767, 1401, 1593, 2081, 2301, 4203, 6071, 6243, 6903, 12609, 18213, 18729, 20709, 27053, 27553, 54639, 56187, 81159, 82659, 122779, 163917, 243477, 247977, 358189, 368337, 730431, 743931, 971827, 1074567, 1105011, 1596127, 2915481, 3223701, 3315033, 4788381, 8746443, 9671103, 12633751, 14365143, 26239329, 37901253, 43095429, 57337793, 113703759, 172013379, 341111277, 516040137, 745391309, 1548120411, 2236173927, 6708521781, 20125565343]

約数ペア:

[(1, 20125565343), (3, 6708521781), (9, 2236173927), (13, 1548120411), (27, 745391309), (39, 516040137), (59, 341111277), (117, 172013379), (177, 113703759), (351, 57337793), (467, 43095429), (531, 37901253), (767, 26239329), (1401, 14365143), (1593, 12633751), (2081, 9671103), (2301, 8746443), (4203, 4788381), (6071, 3315033), (6243, 3223701), (6903, 2915481), (12609, 1596127), (18213, 1105011), (18729, 1074567), (20709, 971827), (27053, 743931), (27553, 730431), (54639, 368337), (56187, 358189), (81159, 247977), (82659, 243477), (122779, 163917)]