20208944

素因数分解:

$2^4\times 7^1\times {\mathrm{180437}}^1$

素因数の和:180452

約数の個数: 20

約数和(自身を含む): 44748624

約数和(自身を除く): 24539680

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 180437, 360874, 721748, 1263059, 1443496, 2526118, 2886992, 5052236, 10104472, 20208944]

約数ペア:

[(1, 20208944), (2, 10104472), (4, 5052236), (7, 2886992), (8, 2526118), (14, 1443496), (16, 1263059), (28, 721748), (56, 360874), (112, 180437)]