19975204

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{1759}}^1$

素因数の和:1947

約数の個数: 24

約数和(自身を含む): 37255680

約数和(自身を除く): 17280476

約数列:

[1, 2, 4, 17, 34, 68, 167, 334, 668, 1759, 2839, 3518, 5678, 7036, 11356, 29903, 59806, 119612, 293753, 587506, 1175012, 4993801, 9987602, 19975204]

約数ペア:

[(1, 19975204), (2, 9987602), (4, 4993801), (17, 1175012), (34, 587506), (68, 293753), (167, 119612), (334, 59806), (668, 29903), (1759, 11356), (2839, 7036), (3518, 5678)]