20208978878

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{3833}}^1\times {\mathrm{5099}}^1$

素因数の和:8992

約数の個数: 32

約数和(自身を含む): 33788275200

約数和(自身を除く): 13579296322

約数列:

[1, 2, 11, 22, 47, 94, 517, 1034, 3833, 5099, 7666, 10198, 42163, 56089, 84326, 112178, 180151, 239653, 360302, 479306, 1981661, 2636183, 3963322, 5272366, 19544467, 39088934, 214989137, 429978274, 918589949, 1837179898, 10104489439, 20208978878]

約数ペア:

[(1, 20208978878), (2, 10104489439), (11, 1837179898), (22, 918589949), (47, 429978274), (94, 214989137), (517, 39088934), (1034, 19544467), (3833, 5272366), (5099, 3963322), (7666, 2636183), (10198, 1981661), (42163, 479306), (56089, 360302), (84326, 239653), (112178, 180151)]