51483952

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{247519}}^1$

素因数の和:247540

約数の個数: 20

約数和(自身を含む): 107423680

約数和(自身を除く): 55939728

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 247519, 495038, 990076, 1980152, 3217747, 3960304, 6435494, 12870988, 25741976, 51483952]

約数ペア:

[(1, 51483952), (2, 25741976), (4, 12870988), (8, 6435494), (13, 3960304), (16, 3217747), (26, 1980152), (52, 990076), (104, 495038), (208, 247519)]