20712544

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{15787}}^1$

素因数の和:15838

約数の個数: 24

約数和(自身を含む): 41775048

約数和(自身を除く): 21062504

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 164, 328, 656, 1312, 15787, 31574, 63148, 126296, 252592, 505184, 647267, 1294534, 2589068, 5178136, 10356272, 20712544]

約数ペア:

[(1, 20712544), (2, 10356272), (4, 5178136), (8, 2589068), (16, 1294534), (32, 647267), (41, 505184), (82, 252592), (164, 126296), (328, 63148), (656, 31574), (1312, 15787)]