15355819

素因数分解:

${\mathrm{19}}^1\times {\mathrm{29}}^2\times {\mathrm{31}}^2$

素因数の和:139

約数の個数: 18

約数和(自身を含む): 17298060

約数和(自身を除く): 1942241

約数列:

[1, 19, 29, 31, 551, 589, 841, 899, 961, 15979, 17081, 18259, 26071, 27869, 495349, 529511, 808201, 15355819]

約数ペア:

[(1, 15355819), (19, 808201), (29, 529511), (31, 495349), (551, 27869), (589, 26071), (841, 18259), (899, 17081), (961, 15979)]