18746717

素因数分解:

${\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1\times {\mathrm{211}}^1$

素因数の和:460

約数の個数: 16

約数和(自身を含む): 21155904

約数和(自身を除く): 2409187

約数列:

[1, 11, 41, 197, 211, 451, 2167, 2321, 8077, 8651, 41567, 88847, 95161, 457237, 1704247, 18746717]

約数ペア:

[(1, 18746717), (11, 1704247), (41, 457237), (197, 95161), (211, 88847), (451, 41567), (2167, 8651), (2321, 8077)]