20216417

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{5381}}^1$

素因数の和:5428

約数の個数: 12

約数和(自身を含む): 23131836

約数和(自身を除く): 2915419

約数列:

[1, 13, 17, 221, 289, 3757, 5381, 69953, 91477, 1189201, 1555109, 20216417]

約数ペア:

[(1, 20216417), (13, 1555109), (17, 1189201), (221, 91477), (289, 69953), (3757, 5381)]