19421856

素因数分解:

$2^5\times 3^4\times {\mathrm{59}}^1\times {\mathrm{127}}^1$

素因数の和:208

約数の個数: 120

約数和(自身を含む): 58544640

約数和(自身を除く): 39122784

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 59, 72, 81, 96, 108, 118, 127, 144, 162, 177, 216, 236, 254, 288, 324, 354, 381, 432, 472, 508, 531, 648, 708, 762, 864, 944, 1016, 1062, 1143, 1296, 1416, 1524, 1593, 1888, 2032, 2124, 2286, 2592, 2832, 3048, 3186, 3429, 4064, 4248, 4572, 4779, 5664, 6096, 6372, 6858, 7493, 8496, 9144, 9558, 10287, 12192, 12744, 13716, 14986, 16992, 18288, 19116, 20574, 22479, 25488, 27432, 29972, 36576, 38232, 41148, 44958, 50976, 54864, 59944, 67437, 76464, 82296, 89916, 109728, 119888, 134874, 152928, 164592, 179832, 202311, 239776, 269748, 329184, 359664, 404622, 539496, 606933, 719328, 809244, 1078992, 1213866, 1618488, 2157984, 2427732, 3236976, 4855464, 6473952, 9710928, 19421856]

約数ペア:

[(1, 19421856), (2, 9710928), (3, 6473952), (4, 4855464), (6, 3236976), (8, 2427732), (9, 2157984), (12, 1618488), (16, 1213866), (18, 1078992), (24, 809244), (27, 719328), (32, 606933), (36, 539496), (48, 404622), (54, 359664), (59, 329184), (72, 269748), (81, 239776), (96, 202311), (108, 179832), (118, 164592), (127, 152928), (144, 134874), (162, 119888), (177, 109728), (216, 89916), (236, 82296), (254, 76464), (288, 67437), (324, 59944), (354, 54864), (381, 50976), (432, 44958), (472, 41148), (508, 38232), (531, 36576), (648, 29972), (708, 27432), (762, 25488), (864, 22479), (944, 20574), (1016, 19116), (1062, 18288), (1143, 16992), (1296, 14986), (1416, 13716), (1524, 12744), (1593, 12192), (1888, 10287), (2032, 9558), (2124, 9144), (2286, 8496), (2592, 7493), (2832, 6858), (3048, 6372), (3186, 6096), (3429, 5664), (4064, 4779), (4248, 4572)]