19168407

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{10289}}^1$

素因数の和:10324

約数の個数: 20

約数和(自身を含む): 29882160

約数和(自身を除く): 10713753

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 10289, 30867, 92601, 236647, 277803, 709941, 833409, 2129823, 6389469, 19168407]

約数ペア:

[(1, 19168407), (3, 6389469), (9, 2129823), (23, 833409), (27, 709941), (69, 277803), (81, 236647), (207, 92601), (621, 30867), (1863, 10289)]