20187328

素因数分解:

$2^6\times 7^1\times {\mathrm{45061}}^1$

素因数の和:45080

約数の個数: 28

約数和(自身を含む): 45782992

約数和(自身を除く): 25595664

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 45061, 90122, 180244, 315427, 360488, 630854, 720976, 1261708, 1441952, 2523416, 2883904, 5046832, 10093664, 20187328]

約数ペア:

[(1, 20187328), (2, 10093664), (4, 5046832), (7, 2883904), (8, 2523416), (14, 1441952), (16, 1261708), (28, 720976), (32, 630854), (56, 360488), (64, 315427), (112, 180244), (224, 90122), (448, 45061)]