19642832

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{479}}^1$

素因数の和:731

約数の個数: 40

約数和(自身を含む): 41783040

約数和(自身を除く): 22140208

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 233, 466, 479, 932, 958, 1864, 1916, 2563, 3728, 3832, 5126, 5269, 7664, 10252, 10538, 20504, 21076, 41008, 42152, 84304, 111607, 223214, 446428, 892856, 1227677, 1785712, 2455354, 4910708, 9821416, 19642832]

約数ペア:

[(1, 19642832), (2, 9821416), (4, 4910708), (8, 2455354), (11, 1785712), (16, 1227677), (22, 892856), (44, 446428), (88, 223214), (176, 111607), (233, 84304), (466, 42152), (479, 41008), (932, 21076), (958, 20504), (1864, 10538), (1916, 10252), (2563, 7664), (3728, 5269), (3832, 5126)]