20797896

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2879}}^1$

素因数の和:2938

約数の個数: 64

約数和(自身を含む): 60825600

約数和(自身を除く): 40027704

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 43, 56, 84, 86, 129, 168, 172, 258, 301, 344, 516, 602, 903, 1032, 1204, 1806, 2408, 2879, 3612, 5758, 7224, 8637, 11516, 17274, 20153, 23032, 34548, 40306, 60459, 69096, 80612, 120918, 123797, 161224, 241836, 247594, 371391, 483672, 495188, 742782, 866579, 990376, 1485564, 1733158, 2599737, 2971128, 3466316, 5199474, 6932632, 10398948, 20797896]

約数ペア:

[(1, 20797896), (2, 10398948), (3, 6932632), (4, 5199474), (6, 3466316), (7, 2971128), (8, 2599737), (12, 1733158), (14, 1485564), (21, 990376), (24, 866579), (28, 742782), (42, 495188), (43, 483672), (56, 371391), (84, 247594), (86, 241836), (129, 161224), (168, 123797), (172, 120918), (258, 80612), (301, 69096), (344, 60459), (516, 40306), (602, 34548), (903, 23032), (1032, 20153), (1204, 17274), (1806, 11516), (2408, 8637), (2879, 7224), (3612, 5758)]