28120048

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{159773}}^1$

素因数の和:159792

約数の個数: 20

約数和(自身を含む): 59435928

約数和(自身を除く): 31315880

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 159773, 319546, 639092, 1278184, 1757503, 2556368, 3515006, 7030012, 14060024, 28120048]

約数ペア:

[(1, 28120048), (2, 14060024), (4, 7030012), (8, 3515006), (11, 2556368), (16, 1757503), (22, 1278184), (44, 639092), (88, 319546), (176, 159773)]