20782656

素因数分解:

$2^6\times 3^4\times {\mathrm{19}}^1\times {\mathrm{211}}^1$

素因数の和:254

約数の個数: 140

約数和(自身を含む): 65156080

約数和(自身を除く): 44373424

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 32, 36, 38, 48, 54, 57, 64, 72, 76, 81, 96, 108, 114, 144, 152, 162, 171, 192, 211, 216, 228, 288, 304, 324, 342, 422, 432, 456, 513, 576, 608, 633, 648, 684, 844, 864, 912, 1026, 1216, 1266, 1296, 1368, 1539, 1688, 1728, 1824, 1899, 2052, 2532, 2592, 2736, 3078, 3376, 3648, 3798, 4009, 4104, 5064, 5184, 5472, 5697, 6156, 6752, 7596, 8018, 8208, 10128, 10944, 11394, 12027, 12312, 13504, 15192, 16036, 16416, 17091, 20256, 22788, 24054, 24624, 30384, 32072, 32832, 34182, 36081, 40512, 45576, 48108, 49248, 60768, 64144, 68364, 72162, 91152, 96216, 98496, 108243, 121536, 128288, 136728, 144324, 182304, 192432, 216486, 256576, 273456, 288648, 324729, 364608, 384864, 432972, 546912, 577296, 649458, 769728, 865944, 1093824, 1154592, 1298916, 1731888, 2309184, 2597832, 3463776, 5195664, 6927552, 10391328, 20782656]

約数ペア:

[(1, 20782656), (2, 10391328), (3, 6927552), (4, 5195664), (6, 3463776), (8, 2597832), (9, 2309184), (12, 1731888), (16, 1298916), (18, 1154592), (19, 1093824), (24, 865944), (27, 769728), (32, 649458), (36, 577296), (38, 546912), (48, 432972), (54, 384864), (57, 364608), (64, 324729), (72, 288648), (76, 273456), (81, 256576), (96, 216486), (108, 192432), (114, 182304), (144, 144324), (152, 136728), (162, 128288), (171, 121536), (192, 108243), (211, 98496), (216, 96216), (228, 91152), (288, 72162), (304, 68364), (324, 64144), (342, 60768), (422, 49248), (432, 48108), (456, 45576), (513, 40512), (576, 36081), (608, 34182), (633, 32832), (648, 32072), (684, 30384), (844, 24624), (864, 24054), (912, 22788), (1026, 20256), (1216, 17091), (1266, 16416), (1296, 16036), (1368, 15192), (1539, 13504), (1688, 12312), (1728, 12027), (1824, 11394), (1899, 10944), (2052, 10128), (2532, 8208), (2592, 8018), (2736, 7596), (3078, 6752), (3376, 6156), (3648, 5697), (3798, 5472), (4009, 5184), (4104, 5064)]