19536691384

素因数分解:

$2^3\times 7^1\times {\mathrm{547}}^1\times {\mathrm{637787}}^1$

素因数の和:638347

約数の個数: 32

約数和(自身を含む): 41940938880

約数和(自身を除く): 22404247496

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 547, 1094, 2188, 3829, 4376, 7658, 15316, 30632, 637787, 1275574, 2551148, 4464509, 5102296, 8929018, 17858036, 35716072, 348869489, 697738978, 1395477956, 2442086423, 2790955912, 4884172846, 9768345692, 19536691384]

約数ペア:

[(1, 19536691384), (2, 9768345692), (4, 4884172846), (7, 2790955912), (8, 2442086423), (14, 1395477956), (28, 697738978), (56, 348869489), (547, 35716072), (1094, 17858036), (2188, 8929018), (3829, 5102296), (4376, 4464509), (7658, 2551148), (15316, 1275574), (30632, 637787)]