20444267907

素因数分解:

$3^2\times 7^1\times {\mathrm{173}}^1\times {\mathrm{1875793}}^1$

素因数の和:1875979

約数の個数: 24

約数和(自身を含む): 33944368224

約数和(自身を除く): 13500100317

約数列:

[1, 3, 7, 9, 21, 63, 173, 519, 1211, 1557, 3633, 10899, 1875793, 5627379, 13130551, 16882137, 39391653, 118174959, 324512189, 973536567, 2271585323, 2920609701, 6814755969, 20444267907]

約数ペア:

[(1, 20444267907), (3, 6814755969), (7, 2920609701), (9, 2271585323), (21, 973536567), (63, 324512189), (173, 118174959), (519, 39391653), (1211, 16882137), (1557, 13130551), (3633, 5627379), (10899, 1875793)]