20207786985

素因数分解:

$3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{4045603}}^1$

素因数の和:4045654

約数の個数: 32

約数和(自身を含む): 36895908480

約数和(自身を除く): 16688121495

約数列:

[1, 3, 5, 9, 15, 27, 37, 45, 111, 135, 185, 333, 555, 999, 1665, 4995, 4045603, 12136809, 20228015, 36410427, 60684045, 109231281, 149687311, 182052135, 449061933, 546156405, 748436555, 1347185799, 2245309665, 4041557397, 6735928995, 20207786985]

約数ペア:

[(1, 20207786985), (3, 6735928995), (5, 4041557397), (9, 2245309665), (15, 1347185799), (27, 748436555), (37, 546156405), (45, 449061933), (111, 182052135), (135, 149687311), (185, 109231281), (333, 60684045), (555, 36410427), (999, 20228015), (1665, 12136809), (4995, 4045603)]