20149228

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{4721}}^1$

素因数の和:4833

約数の個数: 24

約数和(自身を含む): 38871504

約数和(自身を除く): 18722276

約数列:

[1, 2, 4, 11, 22, 44, 97, 194, 388, 1067, 2134, 4268, 4721, 9442, 18884, 51931, 103862, 207724, 457937, 915874, 1831748, 5037307, 10074614, 20149228]

約数ペア:

[(1, 20149228), (2, 10074614), (4, 5037307), (11, 1831748), (22, 915874), (44, 457937), (97, 207724), (194, 103862), (388, 51931), (1067, 18884), (2134, 9442), (4268, 4721)]