20977084464

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{11251}}^1$

素因数の和:11479

約数の個数: 160

約数和(自身を含む): 64293027840

約数和(自身を除く): 43315943376

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 42, 48, 56, 62, 84, 93, 112, 124, 168, 179, 186, 217, 248, 336, 358, 372, 434, 496, 537, 651, 716, 744, 868, 1074, 1253, 1302, 1432, 1488, 1736, 2148, 2506, 2604, 2864, 3472, 3759, 4296, 5012, 5208, 5549, 7518, 8592, 10024, 10416, 11098, 11251, 15036, 16647, 20048, 22196, 22502, 30072, 33294, 33753, 38843, 44392, 45004, 60144, 66588, 67506, 77686, 78757, 88784, 90008, 116529, 133176, 135012, 155372, 157514, 180016, 233058, 236271, 266352, 270024, 310744, 315028, 348781, 466116, 472542, 540048, 621488, 630056, 697562, 932232, 945084, 1046343, 1260112, 1395124, 1864464, 1890168, 2013929, 2092686, 2441467, 2790248, 3780336, 4027858, 4185372, 4882934, 5580496, 6041787, 7324401, 8055716, 8370744, 9765868, 12083574, 14097503, 14648802, 16111432, 16741488, 19531736, 24167148, 28195006, 29297604, 32222864, 39063472, 42292509, 48334296, 56390012, 58595208, 62431799, 84585018, 96668592, 112780024, 117190416, 124863598, 169170036, 187295397, 225560048, 249727196, 338340072, 374590794, 437022593, 499454392, 676680144, 749181588, 874045186, 998908784, 1311067779, 1498363176, 1748090372, 2622135558, 2996726352, 3496180744, 5244271116, 6992361488, 10488542232, 20977084464]

約数ペア:

[(1, 20977084464), (2, 10488542232), (3, 6992361488), (4, 5244271116), (6, 3496180744), (7, 2996726352), (8, 2622135558), (12, 1748090372), (14, 1498363176), (16, 1311067779), (21, 998908784), (24, 874045186), (28, 749181588), (31, 676680144), (42, 499454392), (48, 437022593), (56, 374590794), (62, 338340072), (84, 249727196), (93, 225560048), (112, 187295397), (124, 169170036), (168, 124863598), (179, 117190416), (186, 112780024), (217, 96668592), (248, 84585018), (336, 62431799), (358, 58595208), (372, 56390012), (434, 48334296), (496, 42292509), (537, 39063472), (651, 32222864), (716, 29297604), (744, 28195006), (868, 24167148), (1074, 19531736), (1253, 16741488), (1302, 16111432), (1432, 14648802), (1488, 14097503), (1736, 12083574), (2148, 9765868), (2506, 8370744), (2604, 8055716), (2864, 7324401), (3472, 6041787), (3759, 5580496), (4296, 4882934), (5012, 4185372), (5208, 4027858), (5549, 3780336), (7518, 2790248), (8592, 2441467), (10024, 2092686), (10416, 2013929), (11098, 1890168), (11251, 1864464), (15036, 1395124), (16647, 1260112), (20048, 1046343), (22196, 945084), (22502, 932232), (30072, 697562), (33294, 630056), (33753, 621488), (38843, 540048), (44392, 472542), (45004, 466116), (60144, 348781), (66588, 315028), (67506, 310744), (77686, 270024), (78757, 266352), (88784, 236271), (90008, 233058), (116529, 180016), (133176, 157514), (135012, 155372)]