20175782

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{263}}^1\times {\mathrm{317}}^1$

素因数の和:604

約数の個数: 24

約数和(自身を含む): 33496848

約数和(自身を除く): 13321066

約数列:

[1, 2, 11, 22, 121, 242, 263, 317, 526, 634, 2893, 3487, 5786, 6974, 31823, 38357, 63646, 76714, 83371, 166742, 917081, 1834162, 10087891, 20175782]

約数ペア:

[(1, 20175782), (2, 10087891), (11, 1834162), (22, 917081), (121, 166742), (242, 83371), (263, 76714), (317, 63646), (526, 38357), (634, 31823), (2893, 6974), (3487, 5786)]