20051187

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{10939}}^1$

素因数の和:11002

約数の個数: 16

約数和(自身を含む): 29406720

約数和(自身を除く): 9355533

約数列:

[1, 3, 13, 39, 47, 141, 611, 1833, 10939, 32817, 142207, 426621, 514133, 1542399, 6683729, 20051187]

約数ペア:

[(1, 20051187), (3, 6683729), (13, 1542399), (39, 514133), (47, 426621), (141, 142207), (611, 32817), (1833, 10939)]