20802831

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{34159}}^1$

素因数の和:34198

約数の個数: 16

約数和(自身を含む): 32793600

約数和(自身を除く): 11990769

約数列:

[1, 3, 7, 21, 29, 87, 203, 609, 34159, 102477, 239113, 717339, 990611, 2971833, 6934277, 20802831]

約数ペア:

[(1, 20802831), (3, 6934277), (7, 2971833), (21, 990611), (29, 717339), (87, 239113), (203, 102477), (609, 34159)]