20029526

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{12823}}^1$

素因数の和:12907

約数の個数: 16

約数和(自身を含む): 33239808

約数和(自身を除く): 13210282

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 12823, 25646, 141053, 282106, 910433, 1820866, 10014763, 20029526]

約数ペア:

[(1, 20029526), (2, 10014763), (11, 1820866), (22, 910433), (71, 282106), (142, 141053), (781, 25646), (1562, 12823)]