16805378

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{991}}^1$

素因数の和:1193

約数の個数: 16

約数和(自身を含む): 25831680

約数和(自身を除く): 9026302

約数列:

[1, 2, 61, 122, 139, 278, 991, 1982, 8479, 16958, 60451, 120902, 137749, 275498, 8402689, 16805378]

約数ペア:

[(1, 16805378), (2, 8402689), (61, 275498), (122, 137749), (139, 120902), (278, 60451), (991, 16958), (1982, 8479)]