20584416

素因数分解:

$2^5\times 3^1\times {\mathrm{17}}^1\times {\mathrm{12613}}^1$

素因数の和:12643

約数の個数: 48

約数和(自身を含む): 57217104

約数和(自身を除く): 36632688

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 68, 96, 102, 136, 204, 272, 408, 544, 816, 1632, 12613, 25226, 37839, 50452, 75678, 100904, 151356, 201808, 214421, 302712, 403616, 428842, 605424, 643263, 857684, 1210848, 1286526, 1715368, 2573052, 3430736, 5146104, 6861472, 10292208, 20584416]

約数ペア:

[(1, 20584416), (2, 10292208), (3, 6861472), (4, 5146104), (6, 3430736), (8, 2573052), (12, 1715368), (16, 1286526), (17, 1210848), (24, 857684), (32, 643263), (34, 605424), (48, 428842), (51, 403616), (68, 302712), (96, 214421), (102, 201808), (136, 151356), (204, 100904), (272, 75678), (408, 50452), (544, 37839), (816, 25226), (1632, 12613)]