20172903952

素因数分解:

$2^4\times {\mathrm{269}}^1\times {\mathrm{4687013}}^1$

素因数の和:4687290

約数の個数: 20

約数和(自身を含む): 39230307180

約数和(自身を除く): 19057403228

約数列:

[1, 2, 4, 8, 16, 269, 538, 1076, 2152, 4304, 4687013, 9374026, 18748052, 37496104, 74992208, 1260806497, 2521612994, 5043225988, 10086451976, 20172903952]

約数ペア:

[(1, 20172903952), (2, 10086451976), (4, 5043225988), (8, 2521612994), (16, 1260806497), (269, 74992208), (538, 37496104), (1076, 18748052), (2152, 9374026), (4304, 4687013)]