8681872

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{12619}}^1$

素因数の和:12670

約数の個数: 20

約数和(自身を含む): 17213680

約数和(自身を除く): 8531808

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 12619, 25238, 50476, 100952, 201904, 542617, 1085234, 2170468, 4340936, 8681872]

約数ペア:

[(1, 8681872), (2, 4340936), (4, 2170468), (8, 1085234), (16, 542617), (43, 201904), (86, 100952), (172, 50476), (344, 25238), (688, 12619)]