18996969593

素因数分解:

$7^3\times {\mathrm{29}}^1\times {\mathrm{863}}^1\times {\mathrm{2213}}^1$

素因数の和:3126

約数の個数: 32

約数和(自身を含む): 22954752000

約数和(自身を除く): 3957782407

約数列:

[1, 7, 29, 49, 203, 343, 863, 1421, 2213, 6041, 9947, 15491, 25027, 42287, 64177, 108437, 175189, 296009, 449239, 759059, 1226323, 1909819, 3144673, 8584261, 13368733, 22012711, 55384751, 93581131, 387693257, 655067917, 2713852799, 18996969593]

約数ペア:

[(1, 18996969593), (7, 2713852799), (29, 655067917), (49, 387693257), (203, 93581131), (343, 55384751), (863, 22012711), (1421, 13368733), (2213, 8584261), (6041, 3144673), (9947, 1909819), (15491, 1226323), (25027, 759059), (42287, 449239), (64177, 296009), (108437, 175189)]