20342855928

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{239}}^1\times {\mathrm{911}}^1$

素因数の和:1405

約数の個数: 128

約数和(自身を含む): 54369792000

約数和(自身を除く): 34026936072

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 204, 229, 239, 408, 458, 478, 687, 717, 911, 916, 956, 1374, 1434, 1822, 1832, 1912, 2733, 2748, 2868, 3644, 3893, 4063, 5466, 5496, 5736, 7288, 7786, 8126, 10932, 11679, 12189, 15487, 15572, 16252, 21864, 23358, 24378, 30974, 31144, 32504, 46461, 46716, 48756, 54731, 61948, 92922, 93432, 97512, 109462, 123896, 164193, 185844, 208619, 217729, 218924, 328386, 371688, 417238, 435458, 437848, 625857, 653187, 656772, 834476, 870916, 930427, 1251714, 1306374, 1313544, 1668952, 1741832, 1860854, 2503428, 2612748, 2791281, 3546523, 3701393, 3721708, 5006856, 5225496, 5582562, 7093046, 7402786, 7443416, 10639569, 11104179, 11165124, 14186092, 14805572, 21279138, 22208358, 22330248, 28372184, 29611144, 42558276, 44416716, 49859941, 85116552, 88833432, 99719882, 149579823, 199439764, 299159646, 398879528, 598319292, 847618997, 1196638584, 1695237994, 2542856991, 3390475988, 5085713982, 6780951976, 10171427964, 20342855928]

約数ペア:

[(1, 20342855928), (2, 10171427964), (3, 6780951976), (4, 5085713982), (6, 3390475988), (8, 2542856991), (12, 1695237994), (17, 1196638584), (24, 847618997), (34, 598319292), (51, 398879528), (68, 299159646), (102, 199439764), (136, 149579823), (204, 99719882), (229, 88833432), (239, 85116552), (408, 49859941), (458, 44416716), (478, 42558276), (687, 29611144), (717, 28372184), (911, 22330248), (916, 22208358), (956, 21279138), (1374, 14805572), (1434, 14186092), (1822, 11165124), (1832, 11104179), (1912, 10639569), (2733, 7443416), (2748, 7402786), (2868, 7093046), (3644, 5582562), (3893, 5225496), (4063, 5006856), (5466, 3721708), (5496, 3701393), (5736, 3546523), (7288, 2791281), (7786, 2612748), (8126, 2503428), (10932, 1860854), (11679, 1741832), (12189, 1668952), (15487, 1313544), (15572, 1306374), (16252, 1251714), (21864, 930427), (23358, 870916), (24378, 834476), (30974, 656772), (31144, 653187), (32504, 625857), (46461, 437848), (46716, 435458), (48756, 417238), (54731, 371688), (61948, 328386), (92922, 218924), (93432, 217729), (97512, 208619), (109462, 185844), (123896, 164193)]