20179037277

素因数分解:

$3^4\times 7^1\times {\mathrm{35589131}}^1$

素因数の和:35589150

約数の個数: 20

約数和(自身を含む): 34450279776

約数和(自身を除く): 14271242499

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 35589131, 106767393, 249123917, 320302179, 747371751, 960906537, 2242115253, 2882719611, 6726345759, 20179037277]

約数ペア:

[(1, 20179037277), (3, 6726345759), (7, 2882719611), (9, 2242115253), (21, 960906537), (27, 747371751), (63, 320302179), (81, 249123917), (189, 106767393), (567, 35589131)]