20586912

素因数分解:

$2^5\times 3^1\times {\mathrm{131}}^1\times {\mathrm{1637}}^1$

素因数の和:1781

約数の個数: 48

約数和(自身を含む): 54486432

約数和(自身を除く): 33899520

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 131, 262, 393, 524, 786, 1048, 1572, 1637, 2096, 3144, 3274, 4192, 4911, 6288, 6548, 9822, 12576, 13096, 19644, 26192, 39288, 52384, 78576, 157152, 214447, 428894, 643341, 857788, 1286682, 1715576, 2573364, 3431152, 5146728, 6862304, 10293456, 20586912]

約数ペア:

[(1, 20586912), (2, 10293456), (3, 6862304), (4, 5146728), (6, 3431152), (8, 2573364), (12, 1715576), (16, 1286682), (24, 857788), (32, 643341), (48, 428894), (96, 214447), (131, 157152), (262, 78576), (393, 52384), (524, 39288), (786, 26192), (1048, 19644), (1572, 13096), (1637, 12576), (2096, 9822), (3144, 6548), (3274, 6288), (4192, 4911)]