19180490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{274007}}^1$

素因数の和:274021

約数の個数: 16

約数和(自身を含む): 39457152

約数和(自身を除く): 20276662

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 274007, 548014, 1370035, 1918049, 2740070, 3836098, 9590245, 19180490]

約数ペア:

[(1, 19180490), (2, 9590245), (5, 3836098), (7, 2740070), (10, 1918049), (14, 1370035), (35, 548014), (70, 274007)]