18231291

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{51941}}^1$

素因数の和:51963

約数の個数: 16

約数和(自身を含む): 29087520

約数和(自身を除く): 10856229

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 51941, 155823, 467469, 675233, 1402407, 2025699, 6077097, 18231291]

約数ペア:

[(1, 18231291), (3, 6077097), (9, 2025699), (13, 1402407), (27, 675233), (39, 467469), (117, 155823), (351, 51941)]