19873728

素因数分解:

$2^6\times 3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:112

約数の個数: 224

約数和(自身を含む): 70225920

約数和(自身を除く): 50352192

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 31, 32, 36, 42, 48, 53, 54, 56, 62, 63, 64, 72, 84, 93, 96, 106, 108, 112, 124, 126, 144, 159, 168, 186, 189, 192, 212, 216, 217, 224, 248, 252, 279, 288, 318, 336, 371, 372, 378, 424, 432, 434, 448, 477, 496, 504, 558, 576, 636, 651, 672, 742, 744, 756, 837, 848, 864, 868, 954, 992, 1008, 1113, 1116, 1272, 1302, 1344, 1431, 1484, 1488, 1512, 1643, 1674, 1696, 1728, 1736, 1908, 1953, 1984, 2016, 2226, 2232, 2544, 2604, 2862, 2968, 2976, 3024, 3286, 3339, 3348, 3392, 3472, 3816, 3906, 4032, 4452, 4464, 4929, 5088, 5208, 5724, 5859, 5936, 5952, 6048, 6572, 6678, 6696, 6944, 7632, 7812, 8904, 8928, 9858, 10017, 10176, 10416, 11448, 11501, 11718, 11872, 12096, 13144, 13356, 13392, 13888, 14787, 15264, 15624, 17808, 17856, 19716, 20034, 20832, 22896, 23002, 23436, 23744, 26288, 26712, 26784, 29574, 30528, 31248, 34503, 35616, 39432, 40068, 41664, 44361, 45792, 46004, 46872, 52576, 53424, 53568, 59148, 62496, 69006, 71232, 78864, 80136, 88722, 91584, 92008, 93744, 103509, 105152, 106848, 118296, 124992, 138012, 157728, 160272, 177444, 184016, 187488, 207018, 213696, 236592, 276024, 310527, 315456, 320544, 354888, 368032, 374976, 414036, 473184, 552048, 621054, 641088, 709776, 736064, 828072, 946368, 1104096, 1242108, 1419552, 1656144, 2208192, 2484216, 2839104, 3312288, 4968432, 6624576, 9936864, 19873728]

約数ペア:

[(1, 19873728), (2, 9936864), (3, 6624576), (4, 4968432), (6, 3312288), (7, 2839104), (8, 2484216), (9, 2208192), (12, 1656144), (14, 1419552), (16, 1242108), (18, 1104096), (21, 946368), (24, 828072), (27, 736064), (28, 709776), (31, 641088), (32, 621054), (36, 552048), (42, 473184), (48, 414036), (53, 374976), (54, 368032), (56, 354888), (62, 320544), (63, 315456), (64, 310527), (72, 276024), (84, 236592), (93, 213696), (96, 207018), (106, 187488), (108, 184016), (112, 177444), (124, 160272), (126, 157728), (144, 138012), (159, 124992), (168, 118296), (186, 106848), (189, 105152), (192, 103509), (212, 93744), (216, 92008), (217, 91584), (224, 88722), (248, 80136), (252, 78864), (279, 71232), (288, 69006), (318, 62496), (336, 59148), (371, 53568), (372, 53424), (378, 52576), (424, 46872), (432, 46004), (434, 45792), (448, 44361), (477, 41664), (496, 40068), (504, 39432), (558, 35616), (576, 34503), (636, 31248), (651, 30528), (672, 29574), (742, 26784), (744, 26712), (756, 26288), (837, 23744), (848, 23436), (864, 23002), (868, 22896), (954, 20832), (992, 20034), (1008, 19716), (1113, 17856), (1116, 17808), (1272, 15624), (1302, 15264), (1344, 14787), (1431, 13888), (1484, 13392), (1488, 13356), (1512, 13144), (1643, 12096), (1674, 11872), (1696, 11718), (1728, 11501), (1736, 11448), (1908, 10416), (1953, 10176), (1984, 10017), (2016, 9858), (2226, 8928), (2232, 8904), (2544, 7812), (2604, 7632), (2862, 6944), (2968, 6696), (2976, 6678), (3024, 6572), (3286, 6048), (3339, 5952), (3348, 5936), (3392, 5859), (3472, 5724), (3816, 5208), (3906, 5088), (4032, 4929), (4452, 4464)]