2019194554

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{189881}}^1$

素因数の和:190305

約数の個数: 16

約数和(自身を含む): 3269768040

約数和(自身を除く): 1250573486

約数列:

[1, 2, 13, 26, 409, 818, 5317, 10634, 189881, 379762, 2468453, 4936906, 77661329, 155322658, 1009597277, 2019194554]

約数ペア:

[(1, 2019194554), (2, 1009597277), (13, 155322658), (26, 77661329), (409, 4936906), (818, 2468453), (5317, 379762), (10634, 189881)]