20454962

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{6689}}^1$

素因数の和:6841

約数の個数: 16

約数和(自身を含む): 33717600

約数和(自身を除く): 13262638

約数列:

[1, 2, 11, 22, 139, 278, 1529, 3058, 6689, 13378, 73579, 147158, 929771, 1859542, 10227481, 20454962]

約数ペア:

[(1, 20454962), (2, 10227481), (11, 1859542), (22, 929771), (139, 147158), (278, 73579), (1529, 13378), (3058, 6689)]