20985063

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{33469}}^1$

素因数の和:33502

約数の個数: 16

約数和(自身を含む): 32131200

約数和(自身を除く): 11146137

約数列:

[1, 3, 11, 19, 33, 57, 209, 627, 33469, 100407, 368159, 635911, 1104477, 1907733, 6995021, 20985063]

約数ペア:

[(1, 20985063), (3, 6995021), (11, 1907733), (19, 1104477), (33, 635911), (57, 368159), (209, 100407), (627, 33469)]