20386214

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{223}}^1\times {\mathrm{1063}}^1$

素因数の和:1331

約数の個数: 16

約数和(自身を含む): 31460352

約数和(自身を除く): 11074138

約数列:

[1, 2, 43, 86, 223, 446, 1063, 2126, 9589, 19178, 45709, 91418, 237049, 474098, 10193107, 20386214]

約数ペア:

[(1, 20386214), (2, 10193107), (43, 474098), (86, 237049), (223, 91418), (446, 45709), (1063, 19178), (2126, 9589)]