18728369

素因数分解:

${\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{281}}^1$

素因数の和:448

約数の個数: 16

約数和(自身を含む): 21034944

約数和(自身を除く): 2306575

約数列:

[1, 11, 73, 83, 281, 803, 913, 3091, 6059, 20513, 23323, 66649, 225643, 256553, 1702579, 18728369]

約数ペア:

[(1, 18728369), (11, 1702579), (73, 256553), (83, 225643), (281, 66649), (803, 23323), (913, 20513), (3091, 6059)]