20321856

素因数分解:

$2^6\times 3^2\times {\mathrm{35281}}^1$

素因数の和:35299

約数の個数: 42

約数和(自身を含む): 58250582

約数和(自身を除く): 37928726

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 144, 192, 288, 576, 35281, 70562, 105843, 141124, 211686, 282248, 317529, 423372, 564496, 635058, 846744, 1128992, 1270116, 1693488, 2257984, 2540232, 3386976, 5080464, 6773952, 10160928, 20321856]

約数ペア:

[(1, 20321856), (2, 10160928), (3, 6773952), (4, 5080464), (6, 3386976), (8, 2540232), (9, 2257984), (12, 1693488), (16, 1270116), (18, 1128992), (24, 846744), (32, 635058), (36, 564496), (48, 423372), (64, 317529), (72, 282248), (96, 211686), (144, 141124), (192, 105843), (288, 70562), (576, 35281)]