18812169

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{6277}}^1$

素因数の和:6326

約数の個数: 20

約数和(自身を含む): 28866244

約数和(自身を除く): 10054075

約数列:

[1, 3, 9, 27, 37, 81, 111, 333, 999, 2997, 6277, 18831, 56493, 169479, 232249, 508437, 696747, 2090241, 6270723, 18812169]

約数ペア:

[(1, 18812169), (3, 6270723), (9, 2090241), (27, 696747), (37, 508437), (81, 232249), (111, 169479), (333, 56493), (999, 18831), (2997, 6277)]