18515673813

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{340819}}^1$

素因数の和:341041

約数の個数: 32

約数和(自身を含む): 30537472000

約数和(自身を除く): 12021798187

約数列:

[1, 3, 7, 13, 21, 39, 91, 199, 273, 597, 1393, 2587, 4179, 7761, 18109, 54327, 340819, 1022457, 2385733, 4430647, 7157199, 13291941, 31014529, 67822981, 93043587, 203468943, 474760867, 881698753, 1424282601, 2645096259, 6171891271, 18515673813]

約数ペア:

[(1, 18515673813), (3, 6171891271), (7, 2645096259), (13, 1424282601), (21, 881698753), (39, 474760867), (91, 203468943), (199, 93043587), (273, 67822981), (597, 31014529), (1393, 13291941), (2587, 7157199), (4179, 4430647), (7761, 2385733), (18109, 1022457), (54327, 340819)]