20098512

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:305

約数の個数: 120

約数和(自身を含む): 65202176

約数和(自身を除く): 45103664

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 127, 144, 157, 168, 252, 254, 314, 336, 381, 471, 504, 508, 628, 762, 889, 942, 1008, 1016, 1099, 1143, 1256, 1413, 1524, 1778, 1884, 2032, 2198, 2286, 2512, 2667, 2826, 3048, 3297, 3556, 3768, 4396, 4572, 5334, 5652, 6096, 6594, 7112, 7536, 8001, 8792, 9144, 9891, 10668, 11304, 13188, 14224, 16002, 17584, 18288, 19782, 19939, 21336, 22608, 26376, 32004, 39564, 39878, 42672, 52752, 59817, 64008, 79128, 79756, 119634, 128016, 139573, 158256, 159512, 179451, 239268, 279146, 319024, 358902, 418719, 478536, 558292, 717804, 837438, 957072, 1116584, 1256157, 1435608, 1674876, 2233168, 2512314, 2871216, 3349752, 5024628, 6699504, 10049256, 20098512]

約数ペア:

[(1, 20098512), (2, 10049256), (3, 6699504), (4, 5024628), (6, 3349752), (7, 2871216), (8, 2512314), (9, 2233168), (12, 1674876), (14, 1435608), (16, 1256157), (18, 1116584), (21, 957072), (24, 837438), (28, 717804), (36, 558292), (42, 478536), (48, 418719), (56, 358902), (63, 319024), (72, 279146), (84, 239268), (112, 179451), (126, 159512), (127, 158256), (144, 139573), (157, 128016), (168, 119634), (252, 79756), (254, 79128), (314, 64008), (336, 59817), (381, 52752), (471, 42672), (504, 39878), (508, 39564), (628, 32004), (762, 26376), (889, 22608), (942, 21336), (1008, 19939), (1016, 19782), (1099, 18288), (1143, 17584), (1256, 16002), (1413, 14224), (1524, 13188), (1778, 11304), (1884, 10668), (2032, 9891), (2198, 9144), (2286, 8792), (2512, 8001), (2667, 7536), (2826, 7112), (3048, 6594), (3297, 6096), (3556, 5652), (3768, 5334), (4396, 4572)]