20796611256

素因数分解:

$2^3\times 3^2\times {\mathrm{349}}^1\times {\mathrm{457}}^1\times {\mathrm{1811}}^1$

素因数の和:2629

約数の個数: 96

約数和(自身を含む): 56640402000

約数和(自身を除く): 35843790744

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 349, 457, 698, 914, 1047, 1371, 1396, 1811, 1828, 2094, 2742, 2792, 3141, 3622, 3656, 4113, 4188, 5433, 5484, 6282, 7244, 8226, 8376, 10866, 10968, 12564, 14488, 16299, 16452, 21732, 25128, 32598, 32904, 43464, 65196, 130392, 159493, 318986, 478479, 632039, 637972, 827627, 956958, 1264078, 1275944, 1435437, 1655254, 1896117, 1913916, 2482881, 2528156, 2870874, 3310508, 3792234, 3827832, 4965762, 5056312, 5688351, 5741748, 6621016, 7448643, 7584468, 9931524, 11376702, 11483496, 14897286, 15168936, 19863048, 22753404, 29794572, 45506808, 59589144, 288841823, 577683646, 866525469, 1155367292, 1733050938, 2310734584, 2599576407, 3466101876, 5199152814, 6932203752, 10398305628, 20796611256]

約数ペア:

[(1, 20796611256), (2, 10398305628), (3, 6932203752), (4, 5199152814), (6, 3466101876), (8, 2599576407), (9, 2310734584), (12, 1733050938), (18, 1155367292), (24, 866525469), (36, 577683646), (72, 288841823), (349, 59589144), (457, 45506808), (698, 29794572), (914, 22753404), (1047, 19863048), (1371, 15168936), (1396, 14897286), (1811, 11483496), (1828, 11376702), (2094, 9931524), (2742, 7584468), (2792, 7448643), (3141, 6621016), (3622, 5741748), (3656, 5688351), (4113, 5056312), (4188, 4965762), (5433, 3827832), (5484, 3792234), (6282, 3310508), (7244, 2870874), (8226, 2528156), (8376, 2482881), (10866, 1913916), (10968, 1896117), (12564, 1655254), (14488, 1435437), (16299, 1275944), (16452, 1264078), (21732, 956958), (25128, 827627), (32598, 637972), (32904, 632039), (43464, 478479), (65196, 318986), (130392, 159493)]