20125486787

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{347}}^1\times {\mathrm{285707}}^1$

素因数の和:286090

約数の個数: 16

約数和(自身を含む): 23862332160

約数和(自身を除く): 3736845373

約数列:

[1, 7, 29, 203, 347, 2429, 10063, 70441, 285707, 1999949, 8285503, 57998521, 99140329, 693982303, 2875069541, 20125486787]

約数ペア:

[(1, 20125486787), (7, 2875069541), (29, 693982303), (203, 99140329), (347, 57998521), (2429, 8285503), (10063, 1999949), (70441, 285707)]