20898864

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{6911}}^1$

素因数の和:6935

約数の個数: 80

約数和(自身を含む): 68567040

約数和(自身を除く): 47668176

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 54, 56, 63, 72, 84, 108, 112, 126, 144, 168, 189, 216, 252, 336, 378, 432, 504, 756, 1008, 1512, 3024, 6911, 13822, 20733, 27644, 41466, 48377, 55288, 62199, 82932, 96754, 110576, 124398, 145131, 165864, 186597, 193508, 248796, 290262, 331728, 373194, 387016, 435393, 497592, 580524, 746388, 774032, 870786, 995184, 1161048, 1306179, 1492776, 1741572, 2322096, 2612358, 2985552, 3483144, 5224716, 6966288, 10449432, 20898864]

約数ペア:

[(1, 20898864), (2, 10449432), (3, 6966288), (4, 5224716), (6, 3483144), (7, 2985552), (8, 2612358), (9, 2322096), (12, 1741572), (14, 1492776), (16, 1306179), (18, 1161048), (21, 995184), (24, 870786), (27, 774032), (28, 746388), (36, 580524), (42, 497592), (48, 435393), (54, 387016), (56, 373194), (63, 331728), (72, 290262), (84, 248796), (108, 193508), (112, 186597), (126, 165864), (144, 145131), (168, 124398), (189, 110576), (216, 96754), (252, 82932), (336, 62199), (378, 55288), (432, 48377), (504, 41466), (756, 27644), (1008, 20733), (1512, 13822), (3024, 6911)]