4019984

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{5843}}^1$

素因数の和:5894

約数の個数: 20

約数和(自身を含む): 7971216

約数和(自身を除く): 3951232

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 5843, 11686, 23372, 46744, 93488, 251249, 502498, 1004996, 2009992, 4019984]

約数ペア:

[(1, 4019984), (2, 2009992), (4, 1004996), (8, 502498), (16, 251249), (43, 93488), (86, 46744), (172, 23372), (344, 11686), (688, 5843)]