20516328

素因数分解:

$2^3\times 3^4\times 7^1\times {\mathrm{4523}}^1$

素因数の和:4548

約数の個数: 80

約数和(自身を含む): 65688480

約数和(自身を除く): 45172152

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 81, 84, 108, 126, 162, 168, 189, 216, 252, 324, 378, 504, 567, 648, 756, 1134, 1512, 2268, 4523, 4536, 9046, 13569, 18092, 27138, 31661, 36184, 40707, 54276, 63322, 81414, 94983, 108552, 122121, 126644, 162828, 189966, 244242, 253288, 284949, 325656, 366363, 379932, 488484, 569898, 732726, 759864, 854847, 976968, 1139796, 1465452, 1709694, 2279592, 2564541, 2930904, 3419388, 5129082, 6838776, 10258164, 20516328]

約数ペア:

[(1, 20516328), (2, 10258164), (3, 6838776), (4, 5129082), (6, 3419388), (7, 2930904), (8, 2564541), (9, 2279592), (12, 1709694), (14, 1465452), (18, 1139796), (21, 976968), (24, 854847), (27, 759864), (28, 732726), (36, 569898), (42, 488484), (54, 379932), (56, 366363), (63, 325656), (72, 284949), (81, 253288), (84, 244242), (108, 189966), (126, 162828), (162, 126644), (168, 122121), (189, 108552), (216, 94983), (252, 81414), (324, 63322), (378, 54276), (504, 40707), (567, 36184), (648, 31661), (756, 27138), (1134, 18092), (1512, 13569), (2268, 9046), (4523, 4536)]