20215193

素因数分解:

${\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{431}}^1$

素因数の和:568

約数の個数: 16

約数和(自身を含む): 22394880

約数和(自身を除く): 2179687

約数列:

[1, 17, 31, 89, 431, 527, 1513, 2759, 7327, 13361, 38359, 46903, 227137, 652103, 1189129, 20215193]

約数ペア:

[(1, 20215193), (17, 1189129), (31, 652103), (89, 227137), (431, 46903), (527, 38359), (1513, 13361), (2759, 7327)]