19062459

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{421}}^1$

素因数の和:489

約数の個数: 40

約数和(自身を含む): 31454192

約数和(自身を除く): 12391733

約数列:

[1, 3, 9, 13, 27, 39, 43, 81, 117, 129, 351, 387, 421, 559, 1053, 1161, 1263, 1677, 3483, 3789, 5031, 5473, 11367, 15093, 16419, 18103, 34101, 45279, 49257, 54309, 147771, 162927, 235339, 443313, 488781, 706017, 1466343, 2118051, 6354153, 19062459]

約数ペア:

[(1, 19062459), (3, 6354153), (9, 2118051), (13, 1466343), (27, 706017), (39, 488781), (43, 443313), (81, 235339), (117, 162927), (129, 147771), (351, 54309), (387, 49257), (421, 45279), (559, 34101), (1053, 18103), (1161, 16419), (1263, 15093), (1677, 11367), (3483, 5473), (3789, 5031)]