18705739

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{857}}^1$

素因数の和:966

約数の個数: 16

約数和(自身を含む): 21333312

約数和(自身を除く): 2627573

約数列:

[1, 13, 23, 73, 299, 857, 949, 1679, 11141, 19711, 21827, 62561, 256243, 813293, 1438903, 18705739]

約数ペア:

[(1, 18705739), (13, 1438903), (23, 813293), (73, 256243), (299, 62561), (857, 21827), (949, 19711), (1679, 11141)]