31943152

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{1601}}^1$

素因数の和:1681

約数の個数: 40

約数和(自身を含む): 65553840

約数和(自身を除く): 33610688

約数列:

[1, 2, 4, 8, 16, 29, 43, 58, 86, 116, 172, 232, 344, 464, 688, 1247, 1601, 2494, 3202, 4988, 6404, 9976, 12808, 19952, 25616, 46429, 68843, 92858, 137686, 185716, 275372, 371432, 550744, 742864, 1101488, 1996447, 3992894, 7985788, 15971576, 31943152]

約数ペア:

[(1, 31943152), (2, 15971576), (4, 7985788), (8, 3992894), (16, 1996447), (29, 1101488), (43, 742864), (58, 550744), (86, 371432), (116, 275372), (172, 185716), (232, 137686), (344, 92858), (464, 68843), (688, 46429), (1247, 25616), (1601, 19952), (2494, 12808), (3202, 9976), (4988, 6404)]