18819927

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{10301}}^1$

素因数の和:10343

約数の個数: 24

約数和(自身を含む): 32142240

約数和(自身を除く): 13322313

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 609, 1827, 10301, 30903, 72107, 92709, 216321, 298729, 648963, 896187, 2091103, 2688561, 6273309, 18819927]

約数ペア:

[(1, 18819927), (3, 6273309), (7, 2688561), (9, 2091103), (21, 896187), (29, 648963), (63, 298729), (87, 216321), (203, 92709), (261, 72107), (609, 30903), (1827, 10301)]