20341244

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{313}}^1$

素因数の和:546

約数の個数: 48

約数和(自身を含む): 44733696

約数和(自身を除く): 24392452

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 211, 308, 313, 422, 626, 844, 1252, 1477, 2191, 2321, 2954, 3443, 4382, 4642, 5908, 6886, 8764, 9284, 13772, 16247, 24101, 32494, 48202, 64988, 66043, 96404, 132086, 264172, 462301, 726473, 924602, 1452946, 1849204, 2905892, 5085311, 10170622, 20341244]

約数ペア:

[(1, 20341244), (2, 10170622), (4, 5085311), (7, 2905892), (11, 1849204), (14, 1452946), (22, 924602), (28, 726473), (44, 462301), (77, 264172), (154, 132086), (211, 96404), (308, 66043), (313, 64988), (422, 48202), (626, 32494), (844, 24101), (1252, 16247), (1477, 13772), (2191, 9284), (2321, 8764), (2954, 6886), (3443, 5908), (4382, 4642)]