19169667

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{607}}^1$

素因数の和:664

約数の個数: 36

約数和(自身を含む): 31536960

約数和(自身を除く): 12367293

約数列:

[1, 3, 9, 11, 29, 33, 87, 99, 121, 261, 319, 363, 607, 957, 1089, 1821, 2871, 3509, 5463, 6677, 10527, 17603, 20031, 31581, 52809, 60093, 73447, 158427, 193633, 220341, 580899, 661023, 1742697, 2129963, 6389889, 19169667]

約数ペア:

[(1, 19169667), (3, 6389889), (9, 2129963), (11, 1742697), (29, 661023), (33, 580899), (87, 220341), (99, 193633), (121, 158427), (261, 73447), (319, 60093), (363, 52809), (607, 31581), (957, 20031), (1089, 17603), (1821, 10527), (2871, 6677), (3509, 5463)]