18608319

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{571}}^1$

素因数の和:668

約数の個数: 32

約数和(自身を含む): 29652480

約数和(自身を除く): 11044161

約数列:

[1, 3, 9, 17, 27, 51, 71, 153, 213, 459, 571, 639, 1207, 1713, 1917, 3621, 5139, 9707, 10863, 15417, 29121, 32589, 40541, 87363, 121623, 262089, 364869, 689197, 1094607, 2067591, 6202773, 18608319]

約数ペア:

[(1, 18608319), (3, 6202773), (9, 2067591), (17, 1094607), (27, 689197), (51, 364869), (71, 262089), (153, 121623), (213, 87363), (459, 40541), (571, 32589), (639, 29121), (1207, 15417), (1713, 10863), (1917, 9707), (3621, 5139)]