18605905

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{3083}}^1$

素因数の和:3176

約数の個数: 16

約数和(自身を含む): 23981184

約数和(自身を除く): 5375279

約数列:

[1, 5, 17, 71, 85, 355, 1207, 3083, 6035, 15415, 52411, 218893, 262055, 1094465, 3721181, 18605905]

約数ペア:

[(1, 18605905), (5, 3721181), (17, 1094465), (71, 262055), (85, 218893), (355, 52411), (1207, 15415), (3083, 6035)]