18165699

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{691}}^1$

素因数の和:847

約数の個数: 24

約数和(自身を含む): 27635712

約数和(自身を除く): 9470013

約数列:

[1, 3, 9, 23, 69, 127, 207, 381, 691, 1143, 2073, 2921, 6219, 8763, 15893, 26289, 47679, 87757, 143037, 263271, 789813, 2018411, 6055233, 18165699]

約数ペア:

[(1, 18165699), (3, 6055233), (9, 2018411), (23, 789813), (69, 263271), (127, 143037), (207, 87757), (381, 47679), (691, 26289), (1143, 15893), (2073, 8763), (2921, 6219)]