2051201639

素因数分解:

${\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{195931}}^1$

素因数の和:195998

約数の個数: 12

約数和(自身を含む): 2239502760

約数和(自身を除く): 188301121

約数列:

[1, 19, 29, 361, 551, 10469, 195931, 3722689, 5681999, 70731091, 107957981, 2051201639]

約数ペア:

[(1, 2051201639), (19, 107957981), (29, 70731091), (361, 5681999), (551, 3722689), (10469, 195931)]