19183437

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{397}}^1$

素因数の和:482

約数の個数: 48

約数和(自身を含む): 34769280

約数和(自身を除く): 15585843

約数列:

[1, 3, 7, 9, 13, 21, 39, 59, 63, 91, 117, 177, 273, 397, 413, 531, 767, 819, 1191, 1239, 2301, 2779, 3573, 3717, 5161, 5369, 6903, 8337, 15483, 16107, 23423, 25011, 36127, 46449, 48321, 70269, 108381, 163961, 210807, 304499, 325143, 491883, 913497, 1475649, 2131493, 2740491, 6394479, 19183437]

約数ペア:

[(1, 19183437), (3, 6394479), (7, 2740491), (9, 2131493), (13, 1475649), (21, 913497), (39, 491883), (59, 325143), (63, 304499), (91, 210807), (117, 163961), (177, 108381), (273, 70269), (397, 48321), (413, 46449), (531, 36127), (767, 25011), (819, 23423), (1191, 16107), (1239, 15483), (2301, 8337), (2779, 6903), (3573, 5369), (3717, 5161)]