19607103

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{491}}^1$

素因数の和:549

約数の個数: 40

約数和(自身を含む): 32147280

約数和(自身を除く): 12540177

約数列:

[1, 3, 9, 17, 27, 29, 51, 81, 87, 153, 261, 459, 491, 493, 783, 1377, 1473, 1479, 2349, 4419, 4437, 8347, 13257, 13311, 14239, 25041, 39771, 39933, 42717, 75123, 128151, 225369, 242063, 384453, 676107, 726189, 1153359, 2178567, 6535701, 19607103]

約数ペア:

[(1, 19607103), (3, 6535701), (9, 2178567), (17, 1153359), (27, 726189), (29, 676107), (51, 384453), (81, 242063), (87, 225369), (153, 128151), (261, 75123), (459, 42717), (491, 39933), (493, 39771), (783, 25041), (1377, 14239), (1473, 13311), (1479, 13257), (2349, 8347), (4419, 4437)]