220990532

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{343153}}^1$

素因数の和:343187

約数の個数: 24

約数和(自身を含む): 461198976

約数和(自身を除く): 240208444

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 343153, 686306, 1372612, 2402071, 4804142, 7892519, 9608284, 15785038, 31570076, 55247633, 110495266, 220990532]

約数ペア:

[(1, 220990532), (2, 110495266), (4, 55247633), (7, 31570076), (14, 15785038), (23, 9608284), (28, 7892519), (46, 4804142), (92, 2402071), (161, 1372612), (322, 686306), (644, 343153)]