20268554

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{353}}^1\times {\mathrm{1511}}^1$

素因数の和:1885

約数の個数: 16

約数和(自身を含む): 32114880

約数和(自身を除く): 11846326

約数列:

[1, 2, 19, 38, 353, 706, 1511, 3022, 6707, 13414, 28709, 57418, 533383, 1066766, 10134277, 20268554]

約数ペア:

[(1, 20268554), (2, 10134277), (19, 1066766), (38, 533383), (353, 57418), (706, 28709), (1511, 13414), (3022, 6707)]