19317628

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{4933}}^1$

素因数の和:5037

約数の個数: 24

約数和(自身を含む): 37301040

約数和(自身を除く): 17983412

約数列:

[1, 2, 4, 11, 22, 44, 89, 178, 356, 979, 1958, 3916, 4933, 9866, 19732, 54263, 108526, 217052, 439037, 878074, 1756148, 4829407, 9658814, 19317628]

約数ペア:

[(1, 19317628), (2, 9658814), (4, 4829407), (11, 1756148), (22, 878074), (44, 439037), (89, 217052), (178, 108526), (356, 54263), (979, 19732), (1958, 9866), (3916, 4933)]