19068777

素因数分解:

$3^4\times 7^1\times {\mathrm{13}}^2\times {\mathrm{199}}^1$

素因数の和:244

約数の個数: 60

約数和(自身を含む): 35428800

約数和(自身を除く): 16360023

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 81, 91, 117, 169, 189, 199, 273, 351, 507, 567, 597, 819, 1053, 1183, 1393, 1521, 1791, 2457, 2587, 3549, 4179, 4563, 5373, 7371, 7761, 10647, 12537, 13689, 16119, 18109, 23283, 31941, 33631, 37611, 54327, 69849, 95823, 100893, 112833, 162981, 209547, 235417, 302679, 488943, 706251, 908037, 1466829, 2118753, 2724111, 6356259, 19068777]

約数ペア:

[(1, 19068777), (3, 6356259), (7, 2724111), (9, 2118753), (13, 1466829), (21, 908037), (27, 706251), (39, 488943), (63, 302679), (81, 235417), (91, 209547), (117, 162981), (169, 112833), (189, 100893), (199, 95823), (273, 69849), (351, 54327), (507, 37611), (567, 33631), (597, 31941), (819, 23283), (1053, 18109), (1183, 16119), (1393, 13689), (1521, 12537), (1791, 10647), (2457, 7761), (2587, 7371), (3549, 5373), (4179, 4563)]