20543193

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{263}}^2$

素因数の和:546

約数の個数: 24

約数和(自身を含む): 33327840

約数和(自身を除く): 12784647

約数列:

[1, 3, 9, 11, 27, 33, 99, 263, 297, 789, 2367, 2893, 7101, 8679, 26037, 69169, 78111, 207507, 622521, 760859, 1867563, 2282577, 6847731, 20543193]

約数ペア:

[(1, 20543193), (3, 6847731), (9, 2282577), (11, 1867563), (27, 760859), (33, 622521), (99, 207507), (263, 78111), (297, 69169), (789, 26037), (2367, 8679), (2893, 7101)]