198601984

素因数分解:

$2^8\times 7^1\times {\mathrm{19}}^2\times {\mathrm{307}}^1$

素因数の和:368

約数の個数: 108

約数和(自身を含む): 479718624

約数和(自身を除く): 281116640

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 128, 133, 152, 224, 256, 266, 304, 307, 361, 448, 532, 608, 614, 722, 896, 1064, 1216, 1228, 1444, 1792, 2128, 2149, 2432, 2456, 2527, 2888, 4256, 4298, 4864, 4912, 5054, 5776, 5833, 8512, 8596, 9824, 10108, 11552, 11666, 17024, 17192, 19648, 20216, 23104, 23332, 34048, 34384, 39296, 40432, 40831, 46208, 46664, 68768, 78592, 80864, 81662, 92416, 93328, 110827, 137536, 161728, 163324, 186656, 221654, 275072, 323456, 326648, 373312, 443308, 550144, 646912, 653296, 746624, 775789, 886616, 1306592, 1493248, 1551578, 1773232, 2613184, 3103156, 3546464, 5226368, 6206312, 7092928, 10452736, 12412624, 14185856, 24825248, 28371712, 49650496, 99300992, 198601984]

約数ペア:

[(1, 198601984), (2, 99300992), (4, 49650496), (7, 28371712), (8, 24825248), (14, 14185856), (16, 12412624), (19, 10452736), (28, 7092928), (32, 6206312), (38, 5226368), (56, 3546464), (64, 3103156), (76, 2613184), (112, 1773232), (128, 1551578), (133, 1493248), (152, 1306592), (224, 886616), (256, 775789), (266, 746624), (304, 653296), (307, 646912), (361, 550144), (448, 443308), (532, 373312), (608, 326648), (614, 323456), (722, 275072), (896, 221654), (1064, 186656), (1216, 163324), (1228, 161728), (1444, 137536), (1792, 110827), (2128, 93328), (2149, 92416), (2432, 81662), (2456, 80864), (2527, 78592), (2888, 68768), (4256, 46664), (4298, 46208), (4864, 40831), (4912, 40432), (5054, 39296), (5776, 34384), (5833, 34048), (8512, 23332), (8596, 23104), (9824, 20216), (10108, 19648), (11552, 17192), (11666, 17024)]