19342004

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{47}}^2\times {\mathrm{199}}^1$

素因数の和:308

約数の個数: 36

約数和(自身を含む): 37917600

約数和(自身を除く): 18575596

約数列:

[1, 2, 4, 11, 22, 44, 47, 94, 188, 199, 398, 517, 796, 1034, 2068, 2189, 2209, 4378, 4418, 8756, 8836, 9353, 18706, 24299, 37412, 48598, 97196, 102883, 205766, 411532, 439591, 879182, 1758364, 4835501, 9671002, 19342004]

約数ペア:

[(1, 19342004), (2, 9671002), (4, 4835501), (11, 1758364), (22, 879182), (44, 439591), (47, 411532), (94, 205766), (188, 102883), (199, 97196), (398, 48598), (517, 37412), (796, 24299), (1034, 18706), (2068, 9353), (2189, 8836), (2209, 8756), (4378, 4418)]