19971258

素因数分解:

$2^1\times 3^1\times {\mathrm{127}}^1\times {\mathrm{26209}}^1$

素因数の和:26341

約数の個数: 16

約数和(自身を含む): 40258560

約数和(自身を除く): 20287302

約数列:

[1, 2, 3, 6, 127, 254, 381, 762, 26209, 52418, 78627, 157254, 3328543, 6657086, 9985629, 19971258]

約数ペア:

[(1, 19971258), (2, 9985629), (3, 6657086), (6, 3328543), (127, 157254), (254, 78627), (381, 52418), (762, 26209)]