20737329

素因数分解:

$3^1\times {\mathrm{23}}^2\times {\mathrm{73}}^1\times {\mathrm{179}}^1$

素因数の和:301

約数の個数: 24

約数和(自身を含む): 29463840

約数和(自身を除く): 8726511

約数列:

[1, 3, 23, 69, 73, 179, 219, 529, 537, 1587, 1679, 4117, 5037, 12351, 13067, 38617, 39201, 94691, 115851, 284073, 300541, 901623, 6912443, 20737329]

約数ペア:

[(1, 20737329), (3, 6912443), (23, 901623), (69, 300541), (73, 284073), (179, 115851), (219, 94691), (529, 39201), (537, 38617), (1587, 13067), (1679, 12351), (4117, 5037)]