2005712048

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{21491}}^1$

素因数の和:21825

約数の個数: 40

約数和(自身を含む): 4104112320

約数和(自身を除く): 2098400272

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 307, 614, 1228, 2456, 4912, 5833, 11666, 21491, 23332, 42982, 46664, 85964, 93328, 171928, 343856, 408329, 816658, 1633316, 3266632, 6533264, 6597737, 13195474, 26390948, 52781896, 105563792, 125357003, 250714006, 501428012, 1002856024, 2005712048]

約数ペア:

[(1, 2005712048), (2, 1002856024), (4, 501428012), (8, 250714006), (16, 125357003), (19, 105563792), (38, 52781896), (76, 26390948), (152, 13195474), (304, 6597737), (307, 6533264), (614, 3266632), (1228, 1633316), (2456, 816658), (4912, 408329), (5833, 343856), (11666, 171928), (21491, 93328), (23332, 85964), (42982, 46664)]