319778854

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{181}}^1\times {\mathrm{2447}}^1$

素因数の和:2668

約数の個数: 24

約数和(自身を含む): 509247648

約数和(自身を除く): 189468794

約数列:

[1, 2, 19, 38, 181, 361, 362, 722, 2447, 3439, 4894, 6878, 46493, 65341, 92986, 130682, 442907, 883367, 885814, 1766734, 8415233, 16830466, 159889427, 319778854]

約数ペア:

[(1, 319778854), (2, 159889427), (19, 16830466), (38, 8415233), (181, 1766734), (361, 885814), (362, 883367), (722, 442907), (2447, 130682), (3439, 92986), (4894, 65341), (6878, 46493)]