39926704

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{443}}^1$

素因数の和:625

約数の個数: 40

約数和(自身を含む): 79941312

約数和(自身を除く): 40014608

約数列:

[1, 2, 4, 8, 16, 43, 86, 131, 172, 262, 344, 443, 524, 688, 886, 1048, 1772, 2096, 3544, 5633, 7088, 11266, 19049, 22532, 38098, 45064, 58033, 76196, 90128, 116066, 152392, 232132, 304784, 464264, 928528, 2495419, 4990838, 9981676, 19963352, 39926704]

約数ペア:

[(1, 39926704), (2, 19963352), (4, 9981676), (8, 4990838), (16, 2495419), (43, 928528), (86, 464264), (131, 304784), (172, 232132), (262, 152392), (344, 116066), (443, 90128), (524, 76196), (688, 58033), (886, 45064), (1048, 38098), (1772, 22532), (2096, 19049), (3544, 11266), (5633, 7088)]