20097208048

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{66109237}}^1$

素因数の和:66109264

約数の個数: 20

約数和(自身を含む): 40987727560

約数和(自身を除く): 20890519512

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 66109237, 132218474, 264436948, 528873896, 1057747792, 1256075503, 2512151006, 5024302012, 10048604024, 20097208048]

約数ペア:

[(1, 20097208048), (2, 10048604024), (4, 5024302012), (8, 2512151006), (16, 1256075503), (19, 1057747792), (38, 528873896), (76, 264436948), (152, 132218474), (304, 66109237)]