19250980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{137507}}^1$

素因数の和:137523

約数の個数: 24

約数和(自身を含む): 46202688

約数和(自身を除く): 26951708

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 137507, 275014, 550028, 687535, 962549, 1375070, 1925098, 2750140, 3850196, 4812745, 9625490, 19250980]

約数ペア:

[(1, 19250980), (2, 9625490), (4, 4812745), (5, 3850196), (7, 2750140), (10, 1925098), (14, 1375070), (20, 962549), (28, 687535), (35, 550028), (70, 275014), (140, 137507)]