20542654

素因数分解:

$2^1\times {\mathrm{11}}^3\times {\mathrm{7717}}^1$

素因数の和:7752

約数の個数: 16

約数和(自身を含む): 33897456

約数和(自身を除く): 13354802

約数列:

[1, 2, 11, 22, 121, 242, 1331, 2662, 7717, 15434, 84887, 169774, 933757, 1867514, 10271327, 20542654]

約数ペア:

[(1, 20542654), (2, 10271327), (11, 1867514), (22, 933757), (121, 169774), (242, 84887), (1331, 15434), (2662, 7717)]