20543712

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1609}}^1$

素因数の和:1648

約数の個数: 96

約数和(自身を含む): 64915200

約数和(自身を除く): 44371488

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 32, 38, 42, 48, 56, 57, 76, 84, 96, 112, 114, 133, 152, 168, 224, 228, 266, 304, 336, 399, 456, 532, 608, 672, 798, 912, 1064, 1596, 1609, 1824, 2128, 3192, 3218, 4256, 4827, 6384, 6436, 9654, 11263, 12768, 12872, 19308, 22526, 25744, 30571, 33789, 38616, 45052, 51488, 61142, 67578, 77232, 90104, 91713, 122284, 135156, 154464, 180208, 183426, 213997, 244568, 270312, 360416, 366852, 427994, 489136, 540624, 641991, 733704, 855988, 978272, 1081248, 1283982, 1467408, 1711976, 2567964, 2934816, 3423952, 5135928, 6847904, 10271856, 20543712]

約数ペア:

[(1, 20543712), (2, 10271856), (3, 6847904), (4, 5135928), (6, 3423952), (7, 2934816), (8, 2567964), (12, 1711976), (14, 1467408), (16, 1283982), (19, 1081248), (21, 978272), (24, 855988), (28, 733704), (32, 641991), (38, 540624), (42, 489136), (48, 427994), (56, 366852), (57, 360416), (76, 270312), (84, 244568), (96, 213997), (112, 183426), (114, 180208), (133, 154464), (152, 135156), (168, 122284), (224, 91713), (228, 90104), (266, 77232), (304, 67578), (336, 61142), (399, 51488), (456, 45052), (532, 38616), (608, 33789), (672, 30571), (798, 25744), (912, 22526), (1064, 19308), (1596, 12872), (1609, 12768), (1824, 11263), (2128, 9654), (3192, 6436), (3218, 6384), (4256, 4827)]