20520461379

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{27036181}}^1$

素因数の和:27036218

約数の個数: 16

約数和(自身を含む): 31145681664

約数和(自身を除く): 10625220285

約数列:

[1, 3, 11, 23, 33, 69, 253, 759, 27036181, 81108543, 297397991, 621832163, 892193973, 1865496489, 6840153793, 20520461379]

約数ペア:

[(1, 20520461379), (3, 6840153793), (11, 1865496489), (23, 892193973), (33, 621832163), (69, 297397991), (253, 81108543), (759, 27036181)]