19981122008

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{58084657}}^1$

素因数の和:58084706

約数の個数: 16

約数和(自身を含む): 38335874280

約数和(自身を除く): 18354752272

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 58084657, 116169314, 232338628, 464677256, 2497640251, 4995280502, 9990561004, 19981122008]

約数ペア:

[(1, 19981122008), (2, 9990561004), (4, 4995280502), (8, 2497640251), (43, 464677256), (86, 232338628), (172, 116169314), (344, 58084657)]