19963535

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^2$

素因数の和:191

約数の個数: 24

約数和(自身を含む): 25835136

約数和(自身を除く): 5871601

約数列:

[1, 5, 31, 37, 59, 155, 185, 295, 1147, 1829, 2183, 3481, 5735, 9145, 10915, 17405, 67673, 107911, 128797, 338365, 539555, 643985, 3992707, 19963535]

約数ペア:

[(1, 19963535), (5, 3992707), (31, 643985), (37, 539555), (59, 338365), (155, 128797), (185, 107911), (295, 67673), (1147, 17405), (1829, 10915), (2183, 9145), (3481, 5735)]