2645888966

素因数分解:

$2^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{202999}}^1$

素因数の和:203041

約数の個数: 32

約数和(自身を含む): 4872000000

約数和(自身を除く): 2226111034

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 133, 266, 343, 686, 931, 1862, 6517, 13034, 202999, 405998, 1420993, 2841986, 3856981, 7713962, 9946951, 19893902, 26998867, 53997734, 69628657, 139257314, 188992069, 377984138, 1322944483, 2645888966]

約数ペア:

[(1, 2645888966), (2, 1322944483), (7, 377984138), (14, 188992069), (19, 139257314), (38, 69628657), (49, 53997734), (98, 26998867), (133, 19893902), (266, 9946951), (343, 7713962), (686, 3856981), (931, 2841986), (1862, 1420993), (6517, 405998), (13034, 202999)]