408049744

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{247603}}^1$

素因数の和:247714

約数の個数: 20

約数和(自身を含む): 798275296

約数和(自身を除く): 390225552

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 247603, 495206, 990412, 1980824, 3961648, 25503109, 51006218, 102012436, 204024872, 408049744]

約数ペア:

[(1, 408049744), (2, 204024872), (4, 102012436), (8, 51006218), (16, 25503109), (103, 3961648), (206, 1980824), (412, 990412), (824, 495206), (1648, 247603)]