20560492785

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{4553819}}^1$

素因数の和:4553877

約数の個数: 32

約数和(自身を含む): 38470671360

約数和(自身を除く): 17910178575

約数列:

[1, 3, 5, 7, 15, 21, 35, 43, 105, 129, 215, 301, 645, 903, 1505, 4515, 4553819, 13661457, 22769095, 31876733, 68307285, 95630199, 159383665, 195814217, 478150995, 587442651, 979071085, 1370699519, 2937213255, 4112098557, 6853497595, 20560492785]

約数ペア:

[(1, 20560492785), (3, 6853497595), (5, 4112098557), (7, 2937213255), (15, 1370699519), (21, 979071085), (35, 587442651), (43, 478150995), (105, 195814217), (129, 159383665), (215, 95630199), (301, 68307285), (645, 31876733), (903, 22769095), (1505, 13661457), (4515, 4553819)]