64872208

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{94291}}^1$

素因数の和:94342

約数の個数: 20

約数和(自身を含む): 128614288

約数和(自身を除く): 63742080

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 94291, 188582, 377164, 754328, 1508656, 4054513, 8109026, 16218052, 32436104, 64872208]

約数ペア:

[(1, 64872208), (2, 32436104), (4, 16218052), (8, 8109026), (16, 4054513), (43, 1508656), (86, 754328), (172, 377164), (344, 188582), (688, 94291)]