20048896

素因数分解:

$2^{10}\times 7^1\times {\mathrm{2797}}^1$

素因数の和:2824

約数の個数: 44

約数和(自身を含む): 45820048

約数和(自身を除く): 25771152

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1024, 1792, 2797, 3584, 5594, 7168, 11188, 19579, 22376, 39158, 44752, 78316, 89504, 156632, 179008, 313264, 358016, 626528, 716032, 1253056, 1432064, 2506112, 2864128, 5012224, 10024448, 20048896]

約数ペア:

[(1, 20048896), (2, 10024448), (4, 5012224), (7, 2864128), (8, 2506112), (14, 1432064), (16, 1253056), (28, 716032), (32, 626528), (56, 358016), (64, 313264), (112, 179008), (128, 156632), (224, 89504), (256, 78316), (448, 44752), (512, 39158), (896, 22376), (1024, 19579), (1792, 11188), (2797, 7168), (3584, 5594)]