18521943

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{4967}}^1$

素因数の和:5094

約数の個数: 16

約数和(自身を含む): 27184896

約数和(自身を除く): 8662953

約数列:

[1, 3, 11, 33, 113, 339, 1243, 3729, 4967, 14901, 54637, 163911, 561271, 1683813, 6173981, 18521943]

約数ペア:

[(1, 18521943), (3, 6173981), (11, 1683813), (33, 561271), (113, 163911), (339, 54637), (1243, 14901), (3729, 4967)]