208023556

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{12781}}^1$

素因数の和:13111

約数の個数: 24

約数和(自身を含む): 393327704

約数和(自身を除く): 185304148

約数列:

[1, 2, 4, 13, 26, 52, 313, 626, 1252, 4069, 8138, 12781, 16276, 25562, 51124, 166153, 332306, 664612, 4000453, 8000906, 16001812, 52005889, 104011778, 208023556]

約数ペア:

[(1, 208023556), (2, 104011778), (4, 52005889), (13, 16001812), (26, 8000906), (52, 4000453), (313, 664612), (626, 332306), (1252, 166153), (4069, 51124), (8138, 25562), (12781, 16276)]