20842912

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{21011}}^1$

素因数の和:21052

約数の個数: 24

約数和(自身を含む): 42360192

約数和(自身を除く): 21517280

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 496, 992, 21011, 42022, 84044, 168088, 336176, 651341, 672352, 1302682, 2605364, 5210728, 10421456, 20842912]

約数ペア:

[(1, 20842912), (2, 10421456), (4, 5210728), (8, 2605364), (16, 1302682), (31, 672352), (32, 651341), (62, 336176), (124, 168088), (248, 84044), (496, 42022), (992, 21011)]