638939945344

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{6833}}^1\times {\mathrm{38449}}^1$

素因数の和:45315

約数の個数: 64

約数和(自身を含む): 1340113230000

約数和(自身を除く): 701173284656

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 304, 608, 1216, 2432, 6833, 13666, 27332, 38449, 54664, 76898, 109328, 129827, 153796, 218656, 259654, 307592, 437312, 519308, 615184, 730531, 874624, 1038616, 1230368, 1461062, 2077232, 2460736, 2922124, 4154464, 4921472, 5844248, 8308928, 11688496, 16617856, 23376992, 46753984, 93507968, 262722017, 525444034, 1050888068, 2101776136, 4203552272, 4991718323, 8407104544, 9983436646, 16814209088, 19966873292, 33628418176, 39933746584, 79867493168, 159734986336, 319469972672, 638939945344]

約数ペア:

[(1, 638939945344), (2, 319469972672), (4, 159734986336), (8, 79867493168), (16, 39933746584), (19, 33628418176), (32, 19966873292), (38, 16814209088), (64, 9983436646), (76, 8407104544), (128, 4991718323), (152, 4203552272), (304, 2101776136), (608, 1050888068), (1216, 525444034), (2432, 262722017), (6833, 93507968), (13666, 46753984), (27332, 23376992), (38449, 16617856), (54664, 11688496), (76898, 8308928), (109328, 5844248), (129827, 4921472), (153796, 4154464), (218656, 2922124), (259654, 2460736), (307592, 2077232), (437312, 1461062), (519308, 1230368), (615184, 1038616), (730531, 874624)]