20187659427

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{1201003}}^1$

素因数の和:1201450

約数の個数: 16

約数和(自身を含む): 29054688768

約数和(自身を除く): 8867029341

約数列:

[1, 3, 13, 39, 431, 1293, 5603, 16809, 1201003, 3603009, 15613039, 46839117, 517632293, 1552896879, 6729219809, 20187659427]

約数ペア:

[(1, 20187659427), (3, 6729219809), (13, 1552896879), (39, 517632293), (431, 46839117), (1293, 15613039), (5603, 3603009), (16809, 1201003)]