20773.00000000

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{239}}^1$

素因数の和:440

約数の個数: 80

約数和(自身を含む): 144990720

約数和(自身を除く): 84789488

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 173, 182, 208, 239, 346, 364, 478, 692, 728, 956, 1211, 1384, 1456, 1673, 1912, 2249, 2422, 2768, 3107, 3346, 3824, 4498, 4844, 6214, 6692, 8996, 9688, 12428, 13384, 15743, 17992, 19376, 21749, 24856, 26768, 31486, 35984, 41347, 43498, 49712, 62972, 82694, 86996, 125944, 165388, 173992, 251888, 289429, 330776, 347984, 537511, 578858, 661552, 1075022, 1157716, 2150044, 2315432, 3762577, 4300088, 4630864, 7525154, 8600176, 15050308, 30100616, 60201232]

約数ペア:

[(1, 60201232), (2, 30100616), (4, 15050308), (7, 8600176), (8, 7525154), (13, 4630864), (14, 4300088), (16, 3762577), (26, 2315432), (28, 2150044), (52, 1157716), (56, 1075022), (91, 661552), (104, 578858), (112, 537511), (173, 347984), (182, 330776), (208, 289429), (239, 251888), (346, 173992), (364, 165388), (478, 125944), (692, 86996), (728, 82694), (956, 62972), (1211, 49712), (1384, 43498), (1456, 41347), (1673, 35984), (1912, 31486), (2249, 26768), (2422, 24856), (2768, 21749), (3107, 19376), (3346, 17992), (3824, 15743), (4498, 13384), (4844, 12428), (6214, 9688), (6692, 8996)]