20186968976

素因数分解:

$2^4\times {\mathrm{439}}^1\times {\mathrm{2873999}}^1$

素因数の和:2874446

約数の個数: 20

約数和(自身を含む): 39201360000

約数和(自身を除く): 19014391024

約数列:

[1, 2, 4, 8, 16, 439, 878, 1756, 3512, 7024, 2873999, 5747998, 11495996, 22991992, 45983984, 1261685561, 2523371122, 5046742244, 10093484488, 20186968976]

約数ペア:

[(1, 20186968976), (2, 10093484488), (4, 5046742244), (8, 2523371122), (16, 1261685561), (439, 45983984), (878, 22991992), (1756, 11495996), (3512, 5747998), (7024, 2873999)]