20489766

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{283}}^1\times {\mathrm{1097}}^1$

素因数の和:1396

約数の個数: 32

約数和(自身を含む): 44903808

約数和(自身を除く): 24414042

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 283, 566, 849, 1097, 1698, 2194, 3113, 3291, 6226, 6582, 9339, 12067, 18678, 24134, 36201, 72402, 310451, 620902, 931353, 1862706, 3414961, 6829922, 10244883, 20489766]

約数ペア:

[(1, 20489766), (2, 10244883), (3, 6829922), (6, 3414961), (11, 1862706), (22, 931353), (33, 620902), (66, 310451), (283, 72402), (566, 36201), (849, 24134), (1097, 18678), (1698, 12067), (2194, 9339), (3113, 6582), (3291, 6226)]