20216189084

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1481}}^1\times {\mathrm{37501}}^1$

素因数の和:39006

約数の個数: 48

約数和(自身を含む): 43573123776

約数和(自身を除く): 23356934692

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 1481, 2962, 5924, 10367, 19253, 20734, 37501, 38506, 41468, 75002, 77012, 134771, 150004, 262507, 269542, 487513, 525014, 539084, 975026, 1050028, 1950052, 3412591, 6825182, 13650364, 55538981, 111077962, 222155924, 388772867, 722006753, 777545734, 1444013506, 1555091468, 2888027012, 5054047271, 10108094542, 20216189084]

約数ペア:

[(1, 20216189084), (2, 10108094542), (4, 5054047271), (7, 2888027012), (13, 1555091468), (14, 1444013506), (26, 777545734), (28, 722006753), (52, 388772867), (91, 222155924), (182, 111077962), (364, 55538981), (1481, 13650364), (2962, 6825182), (5924, 3412591), (10367, 1950052), (19253, 1050028), (20734, 975026), (37501, 539084), (38506, 525014), (41468, 487513), (75002, 269542), (77012, 262507), (134771, 150004)]