20219585321

素因数分解:

${\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{431}}^1\times {\mathrm{76781}}^1$

素因数の和:77272

約数の個数: 16

約数和(自身を含む): 22290121728

約数和(自身を除く): 2070536407

約数列:

[1, 13, 47, 431, 611, 5603, 20257, 76781, 263341, 998153, 3608707, 33092611, 46913191, 430203943, 1555352717, 20219585321]

約数ペア:

[(1, 20219585321), (13, 1555352717), (47, 430203943), (431, 46913191), (611, 33092611), (5603, 3608707), (20257, 998153), (76781, 263341)]