20181756

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{240259}}^1$

素因数の和:240273

約数の個数: 24

約数和(自身を含む): 53818240

約数和(自身を除く): 33636484

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 240259, 480518, 720777, 961036, 1441554, 1681813, 2883108, 3363626, 5045439, 6727252, 10090878, 20181756]

約数ペア:

[(1, 20181756), (2, 10090878), (3, 6727252), (4, 5045439), (6, 3363626), (7, 2883108), (12, 1681813), (14, 1441554), (21, 961036), (28, 720777), (42, 480518), (84, 240259)]