20798847552

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{241}}^1\times {\mathrm{409}}^1$

素因数の和:829

約数の個数: 224

約数和(自身を含む): 63710352640

約数和(自身を除く): 42911505088

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 157, 168, 192, 224, 241, 314, 336, 409, 448, 471, 482, 628, 672, 723, 818, 942, 964, 1099, 1227, 1256, 1344, 1446, 1636, 1687, 1884, 1928, 2198, 2454, 2512, 2863, 2892, 3272, 3297, 3374, 3768, 3856, 4396, 4908, 5024, 5061, 5726, 5784, 6544, 6594, 6748, 7536, 7712, 8589, 8792, 9816, 10048, 10122, 11452, 11568, 13088, 13188, 13496, 15072, 15424, 17178, 17584, 19632, 20244, 22904, 23136, 26176, 26376, 26992, 30144, 34356, 35168, 37837, 39264, 40488, 45808, 46272, 52752, 53984, 64213, 68712, 70336, 75674, 78528, 80976, 91616, 98569, 105504, 107968, 113511, 128426, 137424, 151348, 161952, 183232, 192639, 197138, 211008, 227022, 256852, 264859, 274848, 295707, 302696, 323904, 385278, 394276, 449491, 454044, 513704, 529718, 549696, 591414, 605392, 689983, 770556, 788552, 794577, 898982, 908088, 1027408, 1059436, 1182828, 1210784, 1348473, 1379966, 1541112, 1577104, 1589154, 1797964, 1816176, 2054816, 2069949, 2118872, 2365656, 2421568, 2696946, 2759932, 3082224, 3154208, 3178308, 3595928, 3632352, 4109632, 4139898, 4237744, 4731312, 5393892, 5519864, 6164448, 6308416, 6356616, 7191856, 7264704, 8279796, 8475488, 9462624, 10787784, 11039728, 12328896, 12713232, 14383712, 15475333, 16559592, 16950976, 18925248, 21575568, 22079456, 25426464, 28767424, 30950666, 33119184, 43151136, 44158912, 46425999, 50852928, 61901332, 66238368, 86302272, 92851998, 108327331, 123802664, 132476736, 185703996, 216654662, 247605328, 324981993, 371407992, 433309324, 495210656, 649963986, 742815984, 866618648, 990421312, 1299927972, 1485631968, 1733237296, 2599855944, 2971263936, 3466474592, 5199711888, 6932949184, 10399423776, 20798847552]

約数ペア:

[(1, 20798847552), (2, 10399423776), (3, 6932949184), (4, 5199711888), (6, 3466474592), (7, 2971263936), (8, 2599855944), (12, 1733237296), (14, 1485631968), (16, 1299927972), (21, 990421312), (24, 866618648), (28, 742815984), (32, 649963986), (42, 495210656), (48, 433309324), (56, 371407992), (64, 324981993), (84, 247605328), (96, 216654662), (112, 185703996), (157, 132476736), (168, 123802664), (192, 108327331), (224, 92851998), (241, 86302272), (314, 66238368), (336, 61901332), (409, 50852928), (448, 46425999), (471, 44158912), (482, 43151136), (628, 33119184), (672, 30950666), (723, 28767424), (818, 25426464), (942, 22079456), (964, 21575568), (1099, 18925248), (1227, 16950976), (1256, 16559592), (1344, 15475333), (1446, 14383712), (1636, 12713232), (1687, 12328896), (1884, 11039728), (1928, 10787784), (2198, 9462624), (2454, 8475488), (2512, 8279796), (2863, 7264704), (2892, 7191856), (3272, 6356616), (3297, 6308416), (3374, 6164448), (3768, 5519864), (3856, 5393892), (4396, 4731312), (4908, 4237744), (5024, 4139898), (5061, 4109632), (5726, 3632352), (5784, 3595928), (6544, 3178308), (6594, 3154208), (6748, 3082224), (7536, 2759932), (7712, 2696946), (8589, 2421568), (8792, 2365656), (9816, 2118872), (10048, 2069949), (10122, 2054816), (11452, 1816176), (11568, 1797964), (13088, 1589154), (13188, 1577104), (13496, 1541112), (15072, 1379966), (15424, 1348473), (17178, 1210784), (17584, 1182828), (19632, 1059436), (20244, 1027408), (22904, 908088), (23136, 898982), (26176, 794577), (26376, 788552), (26992, 770556), (30144, 689983), (34356, 605392), (35168, 591414), (37837, 549696), (39264, 529718), (40488, 513704), (45808, 454044), (46272, 449491), (52752, 394276), (53984, 385278), (64213, 323904), (68712, 302696), (70336, 295707), (75674, 274848), (78528, 264859), (80976, 256852), (91616, 227022), (98569, 211008), (105504, 197138), (107968, 192639), (113511, 183232), (128426, 161952), (137424, 151348)]