19163853

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{2153}}^1$

素因数の和:2225

約数の個数: 24

約数和(自身を含む): 29570112

約数和(自身を除く): 10406259

約数列:

[1, 3, 9, 23, 43, 69, 129, 207, 387, 989, 2153, 2967, 6459, 8901, 19377, 49519, 92579, 148557, 277737, 445671, 833211, 2129317, 6387951, 19163853]

約数ペア:

[(1, 19163853), (3, 6387951), (9, 2129317), (23, 833211), (43, 445671), (69, 277737), (129, 148557), (207, 92579), (387, 49519), (989, 19377), (2153, 8901), (2967, 6459)]