20808101868

素因数分解:

$2^2\times 3^1\times {\mathrm{2381}}^1\times {\mathrm{728269}}^1$

素因数の和:730657

約数の個数: 24

約数和(自身を含む): 48572695920

約数和(自身を除く): 27764594052

約数列:

[1, 2, 3, 4, 6, 12, 2381, 4762, 7143, 9524, 14286, 28572, 728269, 1456538, 2184807, 2913076, 4369614, 8739228, 1734008489, 3468016978, 5202025467, 6936033956, 10404050934, 20808101868]

約数ペア:

[(1, 20808101868), (2, 10404050934), (3, 6936033956), (4, 5202025467), (6, 3468016978), (12, 1734008489), (2381, 8739228), (4762, 4369614), (7143, 2913076), (9524, 2184807), (14286, 1456538), (28572, 728269)]