19782608

素因数分解:

$2^4\times {\mathrm{443}}^1\times {\mathrm{2791}}^1$

素因数の和:3242

約数の個数: 20

約数和(自身を含む): 38429088

約数和(自身を除く): 18646480

約数列:

[1, 2, 4, 8, 16, 443, 886, 1772, 2791, 3544, 5582, 7088, 11164, 22328, 44656, 1236413, 2472826, 4945652, 9891304, 19782608]

約数ペア:

[(1, 19782608), (2, 9891304), (4, 4945652), (8, 2472826), (16, 1236413), (443, 44656), (886, 22328), (1772, 11164), (2791, 7088), (3544, 5582)]