20785732

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{433}}^1\times {\mathrm{1091}}^1$

素因数の和:1539

約数の個数: 24

約数和(自身を含む): 39809952

約数和(自身を除く): 19024220

約数列:

[1, 2, 4, 11, 22, 44, 433, 866, 1091, 1732, 2182, 4364, 4763, 9526, 12001, 19052, 24002, 48004, 472403, 944806, 1889612, 5196433, 10392866, 20785732]

約数ペア:

[(1, 20785732), (2, 10392866), (4, 5196433), (11, 1889612), (22, 944806), (44, 472403), (433, 48004), (866, 24002), (1091, 19052), (1732, 12001), (2182, 9526), (4364, 4763)]