19720314

素因数分解:

$2^1\times 3^3\times {\mathrm{107}}^1\times {\mathrm{3413}}^1$

素因数の和:3531

約数の個数: 32

約数和(自身を含む): 44245440

約数和(自身を除く): 24525126

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 107, 214, 321, 642, 963, 1926, 2889, 3413, 5778, 6826, 10239, 20478, 30717, 61434, 92151, 184302, 365191, 730382, 1095573, 2191146, 3286719, 6573438, 9860157, 19720314]

約数ペア:

[(1, 19720314), (2, 9860157), (3, 6573438), (6, 3286719), (9, 2191146), (18, 1095573), (27, 730382), (54, 365191), (107, 184302), (214, 92151), (321, 61434), (642, 30717), (963, 20478), (1926, 10239), (2889, 6826), (3413, 5778)]