20409736319

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{14362939}}^1$

素因数の和:14362982

約数の個数: 12

約数和(自身を含む): 24560627400

約数和(自身を除く): 4150891081

約数列:

[1, 7, 29, 49, 203, 1421, 14362939, 100540573, 416525231, 703784011, 2915676617, 20409736319]

約数ペア:

[(1, 20409736319), (7, 2915676617), (29, 703784011), (49, 416525231), (203, 100540573), (1421, 14362939)]