204913189

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{21563}}^1$

素因数の和:21636

約数の個数: 16

約数和(自身を含む): 239101632

約数和(自身を除く): 34188443

約数列:

[1, 13, 17, 43, 221, 559, 731, 9503, 21563, 280319, 366571, 927209, 4765423, 12053717, 15762553, 204913189]

約数ペア:

[(1, 204913189), (13, 15762553), (17, 12053717), (43, 4765423), (221, 927209), (559, 366571), (731, 280319), (9503, 21563)]