19804246

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{128599}}^1$

素因数の和:128619

約数の個数: 16

約数和(自身を含む): 37036800

約数和(自身を除く): 17232554

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 128599, 257198, 900193, 1414589, 1800386, 2829178, 9902123, 19804246]

約数ペア:

[(1, 19804246), (2, 9902123), (7, 2829178), (11, 1800386), (14, 1414589), (22, 900193), (77, 257198), (154, 128599)]