20118741888

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{393929}}^1$

素因数の和:393972

約数の個数: 128

約数和(自身を含む): 64289376000

約数和(自身を除く): 44170634112

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 32, 38, 42, 48, 56, 57, 64, 76, 84, 96, 112, 114, 128, 133, 152, 168, 192, 224, 228, 266, 304, 336, 384, 399, 448, 456, 532, 608, 672, 798, 896, 912, 1064, 1216, 1344, 1596, 1824, 2128, 2432, 2688, 3192, 3648, 4256, 6384, 7296, 8512, 12768, 17024, 25536, 51072, 393929, 787858, 1181787, 1575716, 2363574, 2757503, 3151432, 4727148, 5515006, 6302864, 7484651, 8272509, 9454296, 11030012, 12605728, 14969302, 16545018, 18908592, 22060024, 22453953, 25211456, 29938604, 33090036, 37817184, 44120048, 44907906, 50422912, 52392557, 59877208, 66180072, 75634368, 88240096, 89815812, 104785114, 119754416, 132360144, 151268736, 157177671, 176480192, 179631624, 209570228, 239508832, 264720288, 314355342, 352960384, 359263248, 419140456, 479017664, 529440576, 628710684, 718526496, 838280912, 958035328, 1058881152, 1257421368, 1437052992, 1676561824, 2514842736, 2874105984, 3353123648, 5029685472, 6706247296, 10059370944, 20118741888]

約数ペア:

[(1, 20118741888), (2, 10059370944), (3, 6706247296), (4, 5029685472), (6, 3353123648), (7, 2874105984), (8, 2514842736), (12, 1676561824), (14, 1437052992), (16, 1257421368), (19, 1058881152), (21, 958035328), (24, 838280912), (28, 718526496), (32, 628710684), (38, 529440576), (42, 479017664), (48, 419140456), (56, 359263248), (57, 352960384), (64, 314355342), (76, 264720288), (84, 239508832), (96, 209570228), (112, 179631624), (114, 176480192), (128, 157177671), (133, 151268736), (152, 132360144), (168, 119754416), (192, 104785114), (224, 89815812), (228, 88240096), (266, 75634368), (304, 66180072), (336, 59877208), (384, 52392557), (399, 50422912), (448, 44907906), (456, 44120048), (532, 37817184), (608, 33090036), (672, 29938604), (798, 25211456), (896, 22453953), (912, 22060024), (1064, 18908592), (1216, 16545018), (1344, 14969302), (1596, 12605728), (1824, 11030012), (2128, 9454296), (2432, 8272509), (2688, 7484651), (3192, 6302864), (3648, 5515006), (4256, 4727148), (6384, 3151432), (7296, 2757503), (8512, 2363574), (12768, 1575716), (17024, 1181787), (25536, 787858), (51072, 393929)]