20512541288

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{2053}}^1\times {\mathrm{14033}}^1$

素因数の和:16181

約数の個数: 32

約数和(自身を含む): 38914878600

約数和(自身を除く): 18402337312

約数列:

[1, 2, 4, 8, 89, 178, 356, 712, 2053, 4106, 8212, 14033, 16424, 28066, 56132, 112264, 182717, 365434, 730868, 1248937, 1461736, 2497874, 4995748, 9991496, 28809749, 57619498, 115238996, 230477992, 2564067661, 5128135322, 10256270644, 20512541288]

約数ペア:

[(1, 20512541288), (2, 10256270644), (4, 5128135322), (8, 2564067661), (89, 230477992), (178, 115238996), (356, 57619498), (712, 28809749), (2053, 9991496), (4106, 4995748), (8212, 2497874), (14033, 1461736), (16424, 1248937), (28066, 730868), (56132, 365434), (112264, 182717)]