19707037

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{193}}^1\times {\mathrm{503}}^1$

素因数の和:732

約数の個数: 16

約数和(自身を含む): 23466240

約数和(自身を除く): 3759203

約数列:

[1, 7, 29, 193, 203, 503, 1351, 3521, 5597, 14587, 39179, 97079, 102109, 679553, 2815291, 19707037]

約数ペア:

[(1, 19707037), (7, 2815291), (29, 679553), (193, 102109), (203, 97079), (503, 39179), (1351, 14587), (3521, 5597)]