20740731

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{3361}}^1$

素因数の和:3403

約数の個数: 24

約数和(自身を含む): 32194512

約数和(自身を除く): 11453781

約数列:

[1, 3, 11, 17, 33, 51, 121, 187, 363, 561, 2057, 3361, 6171, 10083, 36971, 57137, 110913, 171411, 406681, 628507, 1220043, 1885521, 6913577, 20740731]

約数ペア:

[(1, 20740731), (3, 6913577), (11, 1885521), (17, 1220043), (33, 628507), (51, 406681), (121, 171411), (187, 110913), (363, 57137), (561, 36971), (2057, 10083), (3361, 6171)]