20577546

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{1009}}^1$

素因数の和:1131

約数の個数: 48

約数和(自身を含む): 49158720

約数和(自身を除く): 28581174

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 103, 198, 206, 309, 618, 927, 1009, 1133, 1854, 2018, 2266, 3027, 3399, 6054, 6798, 9081, 10197, 11099, 18162, 20394, 22198, 33297, 66594, 99891, 103927, 199782, 207854, 311781, 623562, 935343, 1143197, 1870686, 2286394, 3429591, 6859182, 10288773, 20577546]

約数ペア:

[(1, 20577546), (2, 10288773), (3, 6859182), (6, 3429591), (9, 2286394), (11, 1870686), (18, 1143197), (22, 935343), (33, 623562), (66, 311781), (99, 207854), (103, 199782), (198, 103927), (206, 99891), (309, 66594), (618, 33297), (927, 22198), (1009, 20394), (1133, 18162), (1854, 11099), (2018, 10197), (2266, 9081), (3027, 6798), (3399, 6054)]