17887952

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{7121}}^1$

素因数の和:7286

約数の個数: 20

約数和(自身を含む): 34883556

約数和(自身を除く): 16995604

約数列:

[1, 2, 4, 8, 16, 157, 314, 628, 1256, 2512, 7121, 14242, 28484, 56968, 113936, 1117997, 2235994, 4471988, 8943976, 17887952]

約数ペア:

[(1, 17887952), (2, 8943976), (4, 4471988), (8, 2235994), (16, 1117997), (157, 113936), (314, 56968), (628, 28484), (1256, 14242), (2512, 7121)]