20502626

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{1523}}^1$

素因数の和:1705

約数の個数: 16

約数和(自身を含む): 31601664

約数和(自身を除く): 11099038

約数列:

[1, 2, 53, 106, 127, 254, 1523, 3046, 6731, 13462, 80719, 161438, 193421, 386842, 10251313, 20502626]

約数ペア:

[(1, 20502626), (2, 10251313), (53, 386842), (106, 193421), (127, 161438), (254, 80719), (1523, 13462), (3046, 6731)]