19303777904

素因数分解:

$2^4\times {\mathrm{617}}^1\times {\mathrm{1955407}}^1$

素因数の和:1956032

約数の個数: 20

約数和(自身を含む): 37461706464

約数和(自身を除く): 18157928560

約数列:

[1, 2, 4, 8, 16, 617, 1234, 2468, 4936, 9872, 1955407, 3910814, 7821628, 15643256, 31286512, 1206486119, 2412972238, 4825944476, 9651888952, 19303777904]

約数ペア:

[(1, 19303777904), (2, 9651888952), (4, 4825944476), (8, 2412972238), (16, 1206486119), (617, 31286512), (1234, 15643256), (2468, 7821628), (4936, 3910814), (9872, 1955407)]