220956436

素因数分解:

$2^2\times {\mathrm{193}}^1\times {\mathrm{433}}^1\times {\mathrm{661}}^1$

素因数の和:1291

約数の個数: 24

約数和(自身を含む): 390164264

約数和(自身を除く): 169207828

約数列:

[1, 2, 4, 193, 386, 433, 661, 772, 866, 1322, 1732, 2644, 83569, 127573, 167138, 255146, 286213, 334276, 510292, 572426, 1144852, 55239109, 110478218, 220956436]

約数ペア:

[(1, 220956436), (2, 110478218), (4, 55239109), (193, 1144852), (386, 572426), (433, 510292), (661, 334276), (772, 286213), (866, 255146), (1322, 167138), (1732, 127573), (2644, 83569)]