20715608

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{43889}}^1$

素因数の和:43954

約数の個数: 16

約数和(自身を含む): 39501000

約数和(自身を除く): 18785392

約数列:

[1, 2, 4, 8, 59, 118, 236, 472, 43889, 87778, 175556, 351112, 2589451, 5178902, 10357804, 20715608]

約数ペア:

[(1, 20715608), (2, 10357804), (4, 5178902), (8, 2589451), (59, 351112), (118, 175556), (236, 87778), (472, 43889)]