2163824

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:225

約数の個数: 40

約数和(自身を含む): 4603872

約数和(自身を除く): 2440048

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 101, 103, 104, 202, 206, 208, 404, 412, 808, 824, 1313, 1339, 1616, 1648, 2626, 2678, 5252, 5356, 10403, 10504, 10712, 20806, 21008, 21424, 41612, 83224, 135239, 166448, 270478, 540956, 1081912, 2163824]

約数ペア:

[(1, 2163824), (2, 1081912), (4, 540956), (8, 270478), (13, 166448), (16, 135239), (26, 83224), (52, 41612), (101, 21424), (103, 21008), (104, 20806), (202, 10712), (206, 10504), (208, 10403), (404, 5356), (412, 5252), (808, 2678), (824, 2626), (1313, 1648), (1339, 1616)]