20019682

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{1777}}^1$

素因数の和:1953

約数の個数: 16

約数和(自身を含む): 30979872

約数和(自身を除く): 10960190

約数列:

[1, 2, 43, 86, 131, 262, 1777, 3554, 5633, 11266, 76411, 152822, 232787, 465574, 10009841, 20019682]

約数ペア:

[(1, 20019682), (2, 10009841), (43, 465574), (86, 232787), (131, 152822), (262, 76411), (1777, 11266), (3554, 5633)]