20719296

素因数分解:

$2^6\times 3^2\times {\mathrm{13}}^1\times {\mathrm{2767}}^1$

素因数の和:2798

約数の個数: 84

約数和(自身を含む): 63979552

約数和(自身を除く): 43260256

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 64, 72, 78, 96, 104, 117, 144, 156, 192, 208, 234, 288, 312, 416, 468, 576, 624, 832, 936, 1248, 1872, 2496, 2767, 3744, 5534, 7488, 8301, 11068, 16602, 22136, 24903, 33204, 35971, 44272, 49806, 66408, 71942, 88544, 99612, 107913, 132816, 143884, 177088, 199224, 215826, 265632, 287768, 323739, 398448, 431652, 531264, 575536, 647478, 796896, 863304, 1151072, 1294956, 1593792, 1726608, 2302144, 2589912, 3453216, 5179824, 6906432, 10359648, 20719296]

約数ペア:

[(1, 20719296), (2, 10359648), (3, 6906432), (4, 5179824), (6, 3453216), (8, 2589912), (9, 2302144), (12, 1726608), (13, 1593792), (16, 1294956), (18, 1151072), (24, 863304), (26, 796896), (32, 647478), (36, 575536), (39, 531264), (48, 431652), (52, 398448), (64, 323739), (72, 287768), (78, 265632), (96, 215826), (104, 199224), (117, 177088), (144, 143884), (156, 132816), (192, 107913), (208, 99612), (234, 88544), (288, 71942), (312, 66408), (416, 49806), (468, 44272), (576, 35971), (624, 33204), (832, 24903), (936, 22136), (1248, 16602), (1872, 11068), (2496, 8301), (2767, 7488), (3744, 5534)]