1888381572476

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{30641617}}^1$

素因数の和:30641730

約数の個数: 48

約数和(自身を含む): 3953504120832

約数和(自身を除く): 2065122548356

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 71, 124, 142, 217, 284, 434, 497, 868, 994, 1988, 2201, 4402, 8804, 15407, 30814, 61628, 30641617, 61283234, 122566468, 214491319, 428982638, 857965276, 949890127, 1899780254, 2175554807, 3799560508, 4351109614, 6649230889, 8702219228, 13298461778, 15228883649, 26596923556, 30457767298, 60915534596, 67442199017, 134884398034, 269768796068, 472095393119, 944190786238, 1888381572476]

約数ペア:

[(1, 1888381572476), (2, 944190786238), (4, 472095393119), (7, 269768796068), (14, 134884398034), (28, 67442199017), (31, 60915534596), (62, 30457767298), (71, 26596923556), (124, 15228883649), (142, 13298461778), (217, 8702219228), (284, 6649230889), (434, 4351109614), (497, 3799560508), (868, 2175554807), (994, 1899780254), (1988, 949890127), (2201, 857965276), (4402, 428982638), (8804, 214491319), (15407, 122566468), (30814, 61283234), (61628, 30641617)]