20612801781

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5338721}}^1$

素因数の和:5338754

約数の個数: 32

約数和(自身を含む): 35876211840

約数和(自身を除く): 15263410059

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 99, 117, 143, 297, 351, 429, 1287, 3861, 5338721, 16016163, 48048489, 58725931, 69403373, 144145467, 176177793, 208210119, 528533379, 624630357, 763437103, 1585600137, 1873891071, 2290311309, 6870933927, 20612801781]

約数ペア:

[(1, 20612801781), (3, 6870933927), (9, 2290311309), (11, 1873891071), (13, 1585600137), (27, 763437103), (33, 624630357), (39, 528533379), (99, 208210119), (117, 176177793), (143, 144145467), (297, 69403373), (351, 58725931), (429, 48048489), (1287, 16016163), (3861, 5338721)]