20565831

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47939}}^1$

素因数の和:47966

約数の個数: 16

約数和(自身を含む): 32215680

約数和(自身を除く): 11649849

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 47939, 143817, 527329, 623207, 1581987, 1869621, 6855277, 20565831]

約数ペア:

[(1, 20565831), (3, 6855277), (11, 1869621), (13, 1581987), (33, 623207), (39, 527329), (143, 143817), (429, 47939)]