20411435

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{5227}}^1$

素因数の和:5314

約数の個数: 16

約数和(自身を含む): 27101952

約数和(自身を除く): 6690517

約数列:

[1, 5, 11, 55, 71, 355, 781, 3905, 5227, 26135, 57497, 287485, 371117, 1855585, 4082287, 20411435]

約数ペア:

[(1, 20411435), (5, 4082287), (11, 1855585), (55, 371117), (71, 287485), (355, 57497), (781, 26135), (3905, 5227)]