17804881

素因数分解:

${\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:149

約数の個数: 24

約数和(自身を含む): 20385024

約数和(自身を除く): 2580143

約数列:

[1, 19, 31, 37, 43, 361, 589, 703, 817, 1147, 1333, 1591, 11191, 13357, 15523, 21793, 25327, 30229, 49321, 414067, 481213, 574351, 937099, 17804881]

約数ペア:

[(1, 17804881), (19, 937099), (31, 574351), (37, 481213), (43, 414067), (361, 49321), (589, 30229), (703, 25327), (817, 21793), (1147, 15523), (1333, 13357), (1591, 11191)]