31393966

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{397}}^1\times {\mathrm{2081}}^1$

素因数の和:2499

約数の個数: 16

約数和(自身を含む): 49718160

約数和(自身を除く): 18324194

約数列:

[1, 2, 19, 38, 397, 794, 2081, 4162, 7543, 15086, 39539, 79078, 826157, 1652314, 15696983, 31393966]

約数ペア:

[(1, 31393966), (2, 15696983), (19, 1652314), (38, 826157), (397, 79078), (794, 39539), (2081, 15086), (4162, 7543)]