20356413

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{12589}}^1$

素因数の和:12617

約数の個数: 24

約数和(自身を含む): 34446240

約数和(自身を除く): 14089827

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 539, 1617, 12589, 37767, 88123, 138479, 264369, 415437, 616861, 969353, 1850583, 2908059, 6785471, 20356413]

約数ペア:

[(1, 20356413), (3, 6785471), (7, 2908059), (11, 1850583), (21, 969353), (33, 616861), (49, 415437), (77, 264369), (147, 138479), (231, 88123), (539, 37767), (1617, 12589)]