19490853

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{1009}}^1$

素因数の和:1196

約数の個数: 16

約数和(自身を含む): 26760960

約数和(自身を除く): 7270107

約数列:

[1, 3, 47, 137, 141, 411, 1009, 3027, 6439, 19317, 47423, 138233, 142269, 414699, 6496951, 19490853]

約数ペア:

[(1, 19490853), (3, 6496951), (47, 414699), (137, 142269), (141, 138233), (411, 47423), (1009, 19317), (3027, 6439)]