1988499456

素因数分解:

$2^{11}\times 3^4\times {\mathrm{11987}}^1$

素因数の和:12021

約数の個数: 120

約数和(自身を含む): 5939994060

約数和(自身を除く): 3951494604

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 128, 144, 162, 192, 216, 256, 288, 324, 384, 432, 512, 576, 648, 768, 864, 1024, 1152, 1296, 1536, 1728, 2048, 2304, 2592, 3072, 3456, 4608, 5184, 6144, 6912, 9216, 10368, 11987, 13824, 18432, 20736, 23974, 27648, 35961, 41472, 47948, 55296, 71922, 82944, 95896, 107883, 143844, 165888, 191792, 215766, 287688, 323649, 383584, 431532, 575376, 647298, 767168, 863064, 970947, 1150752, 1294596, 1534336, 1726128, 1941894, 2301504, 2589192, 3068672, 3452256, 3883788, 4603008, 5178384, 6137344, 6904512, 7767576, 9206016, 10356768, 12274688, 13809024, 15535152, 18412032, 20713536, 24549376, 27618048, 31070304, 36824064, 41427072, 55236096, 62140608, 73648128, 82854144, 110472192, 124281216, 165708288, 220944384, 248562432, 331416576, 497124864, 662833152, 994249728, 1988499456]

約数ペア:

[(1, 1988499456), (2, 994249728), (3, 662833152), (4, 497124864), (6, 331416576), (8, 248562432), (9, 220944384), (12, 165708288), (16, 124281216), (18, 110472192), (24, 82854144), (27, 73648128), (32, 62140608), (36, 55236096), (48, 41427072), (54, 36824064), (64, 31070304), (72, 27618048), (81, 24549376), (96, 20713536), (108, 18412032), (128, 15535152), (144, 13809024), (162, 12274688), (192, 10356768), (216, 9206016), (256, 7767576), (288, 6904512), (324, 6137344), (384, 5178384), (432, 4603008), (512, 3883788), (576, 3452256), (648, 3068672), (768, 2589192), (864, 2301504), (1024, 1941894), (1152, 1726128), (1296, 1534336), (1536, 1294596), (1728, 1150752), (2048, 970947), (2304, 863064), (2592, 767168), (3072, 647298), (3456, 575376), (4608, 431532), (5184, 383584), (6144, 323649), (6912, 287688), (9216, 215766), (10368, 191792), (11987, 165888), (13824, 143844), (18432, 107883), (20736, 95896), (23974, 82944), (27648, 71922), (35961, 55296), (41472, 47948)]