20308904

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{32969}}^1$

素因数の和:32993

約数の個数: 32

約数和(自身を含む): 47476800

約数和(自身を除く): 27167896

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 32969, 65938, 131876, 230783, 263752, 362659, 461566, 725318, 923132, 1450636, 1846264, 2538613, 2901272, 5077226, 10154452, 20308904]

約数ペア:

[(1, 20308904), (2, 10154452), (4, 5077226), (7, 2901272), (8, 2538613), (11, 1846264), (14, 1450636), (22, 923132), (28, 725318), (44, 461566), (56, 362659), (77, 263752), (88, 230783), (154, 131876), (308, 65938), (616, 32969)]