19403906

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{2851}}^1$

素因数の和:2977

約数の個数: 16

約数和(自身を含む): 30185568

約数和(自身を除く): 10781662

約数列:

[1, 2, 41, 82, 83, 166, 2851, 3403, 5702, 6806, 116891, 233782, 236633, 473266, 9701953, 19403906]

約数ペア:

[(1, 19403906), (2, 9701953), (41, 473266), (82, 236633), (83, 233782), (166, 116891), (2851, 6806), (3403, 5702)]