1999902984

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{967}}^1$

素因数の和:1167

約数の個数: 128

約数和(自身を含む): 5482287360

約数和(自身を除く): 3482384376

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 37, 51, 68, 74, 102, 111, 136, 137, 148, 204, 222, 274, 296, 408, 411, 444, 548, 629, 822, 888, 967, 1096, 1258, 1644, 1887, 1934, 2329, 2516, 2901, 3288, 3774, 3868, 4658, 5032, 5069, 5802, 6987, 7548, 7736, 9316, 10138, 11604, 13974, 15096, 15207, 16439, 18632, 20276, 23208, 27948, 30414, 32878, 35779, 40552, 49317, 55896, 60828, 65756, 71558, 86173, 98634, 107337, 121656, 131512, 132479, 143116, 172346, 197268, 214674, 258519, 264958, 286232, 344692, 394536, 397437, 429348, 517038, 529916, 608243, 689384, 794874, 858696, 1034076, 1059832, 1216486, 1589748, 1824729, 2068152, 2252143, 2432972, 3179496, 3649458, 4504286, 4865944, 4901723, 6756429, 7298916, 9008572, 9803446, 13512858, 14597832, 14705169, 18017144, 19606892, 27025716, 29410338, 39213784, 54051432, 58820676, 83329291, 117641352, 166658582, 249987873, 333317164, 499975746, 666634328, 999951492, 1999902984]

約数ペア:

[(1, 1999902984), (2, 999951492), (3, 666634328), (4, 499975746), (6, 333317164), (8, 249987873), (12, 166658582), (17, 117641352), (24, 83329291), (34, 58820676), (37, 54051432), (51, 39213784), (68, 29410338), (74, 27025716), (102, 19606892), (111, 18017144), (136, 14705169), (137, 14597832), (148, 13512858), (204, 9803446), (222, 9008572), (274, 7298916), (296, 6756429), (408, 4901723), (411, 4865944), (444, 4504286), (548, 3649458), (629, 3179496), (822, 2432972), (888, 2252143), (967, 2068152), (1096, 1824729), (1258, 1589748), (1644, 1216486), (1887, 1059832), (1934, 1034076), (2329, 858696), (2516, 794874), (2901, 689384), (3288, 608243), (3774, 529916), (3868, 517038), (4658, 429348), (5032, 397437), (5069, 394536), (5802, 344692), (6987, 286232), (7548, 264958), (7736, 258519), (9316, 214674), (10138, 197268), (11604, 172346), (13974, 143116), (15096, 132479), (15207, 131512), (16439, 121656), (18632, 107337), (20276, 98634), (23208, 86173), (27948, 71558), (30414, 65756), (32878, 60828), (35779, 55896), (40552, 49317)]