20820657

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{48533}}^1$

素因数の和:48560

約数の個数: 16

約数和(自身を含む): 32614848

約数和(自身を除く): 11794191

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 48533, 145599, 533863, 630929, 1601589, 1892787, 6940219, 20820657]

約数ペア:

[(1, 20820657), (3, 6940219), (11, 1892787), (13, 1601589), (33, 630929), (39, 533863), (143, 145599), (429, 48533)]