205220572

素因数分解:

$2^2\times {\mathrm{97}}^1\times {\mathrm{401}}^1\times {\mathrm{1319}}^1$

素因数の和:1821

約数の個数: 24

約数和(自身を含む): 364019040

約数和(自身を除く): 158798468

約数列:

[1, 2, 4, 97, 194, 388, 401, 802, 1319, 1604, 2638, 5276, 38897, 77794, 127943, 155588, 255886, 511772, 528919, 1057838, 2115676, 51305143, 102610286, 205220572]

約数ペア:

[(1, 205220572), (2, 102610286), (4, 51305143), (97, 2115676), (194, 1057838), (388, 528919), (401, 511772), (802, 255886), (1319, 155588), (1604, 127943), (2638, 77794), (5276, 38897)]