20162918007

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{173}}^1\times {\mathrm{3181}}^1$

素因数の和:3445

約数の個数: 64

約数和(自身を含む): 31891276800

約数和(自身を除く): 11728358793

約数列:

[1, 3, 9, 23, 27, 59, 69, 173, 177, 207, 519, 531, 621, 1357, 1557, 1593, 3181, 3979, 4071, 4671, 9543, 10207, 11937, 12213, 28629, 30621, 35811, 36639, 73163, 85887, 91863, 107433, 187679, 219489, 234761, 275589, 550313, 563037, 658467, 704283, 1650939, 1689111, 1975401, 2112849, 4316617, 4952817, 5067333, 6338547, 12657199, 12949851, 14858451, 32468467, 37971597, 38849553, 97405401, 113914791, 116548659, 292216203, 341744373, 746774741, 876648609, 2240324223, 6720972669, 20162918007]

約数ペア:

[(1, 20162918007), (3, 6720972669), (9, 2240324223), (23, 876648609), (27, 746774741), (59, 341744373), (69, 292216203), (173, 116548659), (177, 113914791), (207, 97405401), (519, 38849553), (531, 37971597), (621, 32468467), (1357, 14858451), (1557, 12949851), (1593, 12657199), (3181, 6338547), (3979, 5067333), (4071, 4952817), (4671, 4316617), (9543, 2112849), (10207, 1975401), (11937, 1689111), (12213, 1650939), (28629, 704283), (30621, 658467), (35811, 563037), (36639, 550313), (73163, 275589), (85887, 234761), (91863, 219489), (107433, 187679)]