20228909379

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1179047}}^1$

素因数の和:1179119

約数の個数: 32

約数和(自身を含む): 33201991680

約数和(自身を除く): 12973082301

約数列:

[1, 3, 7, 19, 21, 43, 57, 129, 133, 301, 399, 817, 903, 2451, 5719, 17157, 1179047, 3537141, 8253329, 22401893, 24759987, 50699021, 67205679, 152097063, 156813251, 354893147, 470439753, 963281399, 1064679441, 2889844197, 6742969793, 20228909379]

約数ペア:

[(1, 20228909379), (3, 6742969793), (7, 2889844197), (19, 1064679441), (21, 963281399), (43, 470439753), (57, 354893147), (129, 156813251), (133, 152097063), (301, 67205679), (399, 50699021), (817, 24759987), (903, 22401893), (2451, 8253329), (5719, 3537141), (17157, 1179047)]