20217081264

素因数分解:

$2^4\times 3^1\times {\mathrm{227}}^1\times {\mathrm{241}}^1\times {\mathrm{7699}}^1$

素因数の和:8178

約数の個数: 80

約数和(自身を含む): 52682044800

約数和(自身を除く): 32464963536

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 227, 241, 454, 482, 681, 723, 908, 964, 1362, 1446, 1816, 1928, 2724, 2892, 3632, 3856, 5448, 5784, 7699, 10896, 11568, 15398, 23097, 30796, 46194, 54707, 61592, 92388, 109414, 123184, 164121, 184776, 218828, 328242, 369552, 437656, 656484, 875312, 1312968, 1747673, 1855459, 2625936, 3495346, 3710918, 5243019, 5566377, 6990692, 7421836, 10486038, 11132754, 13981384, 14843672, 20972076, 22265508, 27962768, 29687344, 41944152, 44531016, 83888304, 89062032, 421189193, 842378386, 1263567579, 1684756772, 2527135158, 3369513544, 5054270316, 6739027088, 10108540632, 20217081264]

約数ペア:

[(1, 20217081264), (2, 10108540632), (3, 6739027088), (4, 5054270316), (6, 3369513544), (8, 2527135158), (12, 1684756772), (16, 1263567579), (24, 842378386), (48, 421189193), (227, 89062032), (241, 83888304), (454, 44531016), (482, 41944152), (681, 29687344), (723, 27962768), (908, 22265508), (964, 20972076), (1362, 14843672), (1446, 13981384), (1816, 11132754), (1928, 10486038), (2724, 7421836), (2892, 6990692), (3632, 5566377), (3856, 5243019), (5448, 3710918), (5784, 3495346), (7699, 2625936), (10896, 1855459), (11568, 1747673), (15398, 1312968), (23097, 875312), (30796, 656484), (46194, 437656), (54707, 369552), (61592, 328242), (92388, 218828), (109414, 184776), (123184, 164121)]