664199416

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{859}}^1\times {\mathrm{5087}}^1$

素因数の和:5971

約数の個数: 32

約数和(自身を含む): 1312704000

約数和(自身を除く): 648504584

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 859, 1718, 3436, 5087, 6872, 10174, 16321, 20348, 32642, 40696, 65284, 96653, 130568, 193306, 386612, 773224, 4369733, 8739466, 17478932, 34957864, 83024927, 166049854, 332099708, 664199416]

約数ペア:

[(1, 664199416), (2, 332099708), (4, 166049854), (8, 83024927), (19, 34957864), (38, 17478932), (76, 8739466), (152, 4369733), (859, 773224), (1718, 386612), (3436, 193306), (5087, 130568), (6872, 96653), (10174, 65284), (16321, 40696), (20348, 32642)]