19958722

素因数分解:

$2^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{13841}}^1$

素因数の和:13953

約数の個数: 16

約数和(自身を含む): 34549632

約数和(自身を除く): 14590910

約数列:

[1, 2, 7, 14, 103, 206, 721, 1442, 13841, 27682, 96887, 193774, 1425623, 2851246, 9979361, 19958722]

約数ペア:

[(1, 19958722), (2, 9979361), (7, 2851246), (14, 1425623), (103, 193774), (206, 96887), (721, 27682), (1442, 13841)]