20823011

素因数分解:

${\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1$

素因数の和:283

約数の個数: 24

約数和(自身を含む): 24820992

約数和(自身を除く): 3997981

約数列:

[1, 11, 17, 53, 121, 187, 191, 583, 901, 2057, 2101, 3247, 6413, 9911, 10123, 23111, 35717, 109021, 111353, 172091, 392887, 1224883, 1893001, 20823011]

約数ペア:

[(1, 20823011), (11, 1893001), (17, 1224883), (53, 392887), (121, 172091), (187, 111353), (191, 109021), (583, 35717), (901, 23111), (2057, 10123), (2101, 9911), (3247, 6413)]