19384390

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47279}}^1$

素因数の和:47327

約数の個数: 16

約数和(自身を含む): 35743680

約数和(自身を除く): 16359290

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 47279, 94558, 236395, 472790, 1938439, 3876878, 9692195, 19384390]

約数ペア:

[(1, 19384390), (2, 9692195), (5, 3876878), (10, 1938439), (41, 472790), (82, 236395), (205, 94558), (410, 47279)]