20191004019

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{52173137}}^1$

素因数の和:52173186

約数の個数: 12

約数和(自身を含む): 29843034936

約数和(自身を除く): 9652030917

約数列:

[1, 3, 9, 43, 129, 387, 52173137, 156519411, 469558233, 2243444891, 6730334673, 20191004019]

約数ペア:

[(1, 20191004019), (3, 6730334673), (9, 2243444891), (43, 469558233), (129, 156519411), (387, 52173137)]