19889268

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{2441}}^1$

素因数の和:2552

約数の個数: 48

約数和(自身を含む): 53606784

約数和(自身を除く): 33717516

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 97, 194, 291, 388, 582, 679, 1164, 1358, 2037, 2441, 2716, 4074, 4882, 7323, 8148, 9764, 14646, 17087, 29292, 34174, 51261, 68348, 102522, 205044, 236777, 473554, 710331, 947108, 1420662, 1657439, 2841324, 3314878, 4972317, 6629756, 9944634, 19889268]

約数ペア:

[(1, 19889268), (2, 9944634), (3, 6629756), (4, 4972317), (6, 3314878), (7, 2841324), (12, 1657439), (14, 1420662), (21, 947108), (28, 710331), (42, 473554), (84, 236777), (97, 205044), (194, 102522), (291, 68348), (388, 51261), (582, 34174), (679, 29292), (1164, 17087), (1358, 14646), (2037, 9764), (2441, 8148), (2716, 7323), (4074, 4882)]