19399564798

素因数分解:

$2^1\times {\mathrm{1213}}^1\times {\mathrm{1439}}^1\times {\mathrm{5557}}^1$

素因数の和:8211

約数の個数: 16

約数和(自身を含む): 29148819840

約数和(自身を除く): 9749255042

約数列:

[1, 2, 1213, 1439, 2426, 2878, 5557, 11114, 1745507, 3491014, 6740641, 7996523, 13481282, 15993046, 9699782399, 19399564798]

約数ペア:

[(1, 19399564798), (2, 9699782399), (1213, 15993046), (1439, 13481282), (2426, 7996523), (2878, 6740641), (5557, 3491014), (11114, 1745507)]