20048886

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{7789}}^1$

素因数の和:7821

約数の個数: 48

約数和(自身を含む): 51040080

約数和(自身を除く): 30991194

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 33, 39, 66, 78, 99, 117, 143, 198, 234, 286, 429, 858, 1287, 2574, 7789, 15578, 23367, 46734, 70101, 85679, 101257, 140202, 171358, 202514, 257037, 303771, 514074, 607542, 771111, 911313, 1113827, 1542222, 1822626, 2227654, 3341481, 6682962, 10024443, 20048886]

約数ペア:

[(1, 20048886), (2, 10024443), (3, 6682962), (6, 3341481), (9, 2227654), (11, 1822626), (13, 1542222), (18, 1113827), (22, 911313), (26, 771111), (33, 607542), (39, 514074), (66, 303771), (78, 257037), (99, 202514), (117, 171358), (143, 140202), (198, 101257), (234, 85679), (286, 70101), (429, 46734), (858, 23367), (1287, 15578), (2574, 7789)]