20121406052

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{29}}^2\times {\mathrm{49433}}^1$

素因数の和:49517

約数の個数: 54

約数和(自身を含む): 40086080034

約数和(自身を除く): 19964673982

約数列:

[1, 2, 4, 11, 22, 29, 44, 58, 116, 121, 242, 319, 484, 638, 841, 1276, 1682, 3364, 3509, 7018, 9251, 14036, 18502, 37004, 49433, 98866, 101761, 197732, 203522, 407044, 543763, 1087526, 1433557, 2175052, 2867114, 5734228, 5981393, 11962786, 15769127, 23925572, 31538254, 41573153, 63076508, 83146306, 166292612, 173460397, 346920794, 457304683, 693841588, 914609366, 1829218732, 5030351513, 10060703026, 20121406052]

約数ペア:

[(1, 20121406052), (2, 10060703026), (4, 5030351513), (11, 1829218732), (22, 914609366), (29, 693841588), (44, 457304683), (58, 346920794), (116, 173460397), (121, 166292612), (242, 83146306), (319, 63076508), (484, 41573153), (638, 31538254), (841, 23925572), (1276, 15769127), (1682, 11962786), (3364, 5981393), (3509, 5734228), (7018, 2867114), (9251, 2175052), (14036, 1433557), (18502, 1087526), (37004, 543763), (49433, 407044), (98866, 203522), (101761, 197732)]