19198305

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1033}}^1$

素因数の和:1110

約数の個数: 48

約数和(自身を含む): 38712960

約数和(自身を除く): 19514655

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 59, 63, 105, 177, 295, 315, 413, 531, 885, 1033, 1239, 2065, 2655, 3099, 3717, 5165, 6195, 7231, 9297, 15495, 18585, 21693, 36155, 46485, 60947, 65079, 108465, 182841, 304735, 325395, 426629, 548523, 914205, 1279887, 2133145, 2742615, 3839661, 6399435, 19198305]

約数ペア:

[(1, 19198305), (3, 6399435), (5, 3839661), (7, 2742615), (9, 2133145), (15, 1279887), (21, 914205), (35, 548523), (45, 426629), (59, 325395), (63, 304735), (105, 182841), (177, 108465), (295, 65079), (315, 60947), (413, 46485), (531, 36155), (885, 21693), (1033, 18585), (1239, 15495), (2065, 9297), (2655, 7231), (3099, 6195), (3717, 5165)]