20297173

素因数分解:

${\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{337}}^1$

素因数の和:504

約数の個数: 16

約数和(自身を含む): 22656816

約数和(自身を除く): 2359643

約数列:

[1, 13, 41, 113, 337, 533, 1469, 4381, 4633, 13817, 38081, 60229, 179621, 495053, 1561321, 20297173]

約数ペア:

[(1, 20297173), (13, 1561321), (41, 495053), (113, 179621), (337, 60229), (533, 38081), (1469, 13817), (4381, 4633)]