20668013604

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{11716561}}^1$

素因数の和:11716585

約数の個数: 54

約数和(自身を含む): 60773807094

約数和(自身を除く): 40105793490

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 441, 588, 882, 1764, 11716561, 23433122, 35149683, 46866244, 70299366, 82015927, 105449049, 140598732, 164031854, 210898098, 246047781, 328063708, 421796196, 492095562, 574111489, 738143343, 984191124, 1148222978, 1476286686, 1722334467, 2296445956, 2952573372, 3444668934, 5167003401, 6889337868, 10334006802, 20668013604]

約数ペア:

[(1, 20668013604), (2, 10334006802), (3, 6889337868), (4, 5167003401), (6, 3444668934), (7, 2952573372), (9, 2296445956), (12, 1722334467), (14, 1476286686), (18, 1148222978), (21, 984191124), (28, 738143343), (36, 574111489), (42, 492095562), (49, 421796196), (63, 328063708), (84, 246047781), (98, 210898098), (126, 164031854), (147, 140598732), (196, 105449049), (252, 82015927), (294, 70299366), (441, 46866244), (588, 35149683), (882, 23433122), (1764, 11716561)]