207821812

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{4723223}}^1$

素因数の和:4723238

約数の個数: 12

約数和(自身を含む): 396750816

約数和(自身を除く): 188929004

約数列:

[1, 2, 4, 11, 22, 44, 4723223, 9446446, 18892892, 51955453, 103910906, 207821812]

約数ペア:

[(1, 207821812), (2, 103910906), (4, 51955453), (11, 18892892), (22, 9446446), (44, 4723223)]