20109528

素因数分解:

$2^3\times 3^2\times {\mathrm{29}}^1\times {\mathrm{9631}}^1$

素因数の和:9672

約数の個数: 48

約数和(自身を含む): 56347200

約数和(自身を除く): 36237672

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 29, 36, 58, 72, 87, 116, 174, 232, 261, 348, 522, 696, 1044, 2088, 9631, 19262, 28893, 38524, 57786, 77048, 86679, 115572, 173358, 231144, 279299, 346716, 558598, 693432, 837897, 1117196, 1675794, 2234392, 2513691, 3351588, 5027382, 6703176, 10054764, 20109528]

約数ペア:

[(1, 20109528), (2, 10054764), (3, 6703176), (4, 5027382), (6, 3351588), (8, 2513691), (9, 2234392), (12, 1675794), (18, 1117196), (24, 837897), (29, 693432), (36, 558598), (58, 346716), (72, 279299), (87, 231144), (116, 173358), (174, 115572), (232, 86679), (261, 77048), (348, 57786), (522, 38524), (696, 28893), (1044, 19262), (2088, 9631)]