20392736

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:226

約数の個数: 96

約数和(自身を含む): 50803200

約数和(自身を除く): 30410464

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 47, 52, 56, 91, 94, 104, 112, 149, 182, 188, 208, 224, 298, 329, 364, 376, 416, 596, 611, 658, 728, 752, 1043, 1192, 1222, 1316, 1456, 1504, 1937, 2086, 2384, 2444, 2632, 2912, 3874, 4172, 4277, 4768, 4888, 5264, 7003, 7748, 8344, 8554, 9776, 10528, 13559, 14006, 15496, 16688, 17108, 19552, 27118, 28012, 30992, 33376, 34216, 49021, 54236, 56024, 61984, 68432, 91039, 98042, 108472, 112048, 136864, 182078, 196084, 216944, 224096, 364156, 392168, 433888, 637273, 728312, 784336, 1274546, 1456624, 1568672, 2549092, 2913248, 5098184, 10196368, 20392736]

約数ペア:

[(1, 20392736), (2, 10196368), (4, 5098184), (7, 2913248), (8, 2549092), (13, 1568672), (14, 1456624), (16, 1274546), (26, 784336), (28, 728312), (32, 637273), (47, 433888), (52, 392168), (56, 364156), (91, 224096), (94, 216944), (104, 196084), (112, 182078), (149, 136864), (182, 112048), (188, 108472), (208, 98042), (224, 91039), (298, 68432), (329, 61984), (364, 56024), (376, 54236), (416, 49021), (596, 34216), (611, 33376), (658, 30992), (728, 28012), (752, 27118), (1043, 19552), (1192, 17108), (1222, 16688), (1316, 15496), (1456, 14006), (1504, 13559), (1937, 10528), (2086, 9776), (2384, 8554), (2444, 8344), (2632, 7748), (2912, 7003), (3874, 5264), (4172, 4888), (4277, 4768)]