1978889444

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3719717}}^1$

素因数の和:3719747

約数の個数: 24

約数和(自身を含む): 4166084160

約数和(自身を除く): 2187194716

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 3719717, 7439434, 14878868, 26038019, 52076038, 70674623, 104152076, 141349246, 282698492, 494722361, 989444722, 1978889444]

約数ペア:

[(1, 1978889444), (2, 989444722), (4, 494722361), (7, 282698492), (14, 141349246), (19, 104152076), (28, 70674623), (38, 52076038), (76, 26038019), (133, 14878868), (266, 7439434), (532, 3719717)]