20199562173

素因数分解:

$3^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{401}}^1\times {\mathrm{8243}}^1$

素因数の和:8754

約数の個数: 48

約数和(自身を含む): 33777184896

約数和(自身を除く): 13577622723

約数列:

[1, 3, 7, 9, 21, 63, 97, 291, 401, 679, 873, 1203, 2037, 2807, 3609, 6111, 8243, 8421, 24729, 25263, 38897, 57701, 74187, 116691, 173103, 272279, 350073, 519309, 799571, 816837, 2398713, 2450511, 3305443, 5596997, 7196139, 9916329, 16790991, 23138101, 29748987, 50372973, 69414303, 208242909, 320627971, 961883913, 2244395797, 2885651739, 6733187391, 20199562173]

約数ペア:

[(1, 20199562173), (3, 6733187391), (7, 2885651739), (9, 2244395797), (21, 961883913), (63, 320627971), (97, 208242909), (291, 69414303), (401, 50372973), (679, 29748987), (873, 23138101), (1203, 16790991), (2037, 9916329), (2807, 7196139), (3609, 5596997), (6111, 3305443), (8243, 2450511), (8421, 2398713), (24729, 816837), (25263, 799571), (38897, 519309), (57701, 350073), (74187, 272279), (116691, 173103)]