205659568

素因数分解:

$2^4\times {\mathrm{331}}^1\times {\mathrm{38833}}^1$

素因数の和:39172

約数の個数: 20

約数和(自身を含む): 399679528

約数和(自身を除く): 194019960

約数列:

[1, 2, 4, 8, 16, 331, 662, 1324, 2648, 5296, 38833, 77666, 155332, 310664, 621328, 12853723, 25707446, 51414892, 102829784, 205659568]

約数ペア:

[(1, 205659568), (2, 102829784), (4, 51414892), (8, 25707446), (16, 12853723), (331, 621328), (662, 310664), (1324, 155332), (2648, 77666), (5296, 38833)]