20877095168

素因数分解:

$2^8\times {\mathrm{53}}^1\times {\mathrm{1538701}}^1$

素因数の和:1538770

約数の個数: 36

約数和(自身を含む): 42458942988

約数和(自身を除く): 21581847820

約数列:

[1, 2, 4, 8, 16, 32, 53, 64, 106, 128, 212, 256, 424, 848, 1696, 3392, 6784, 13568, 1538701, 3077402, 6154804, 12309608, 24619216, 49238432, 81551153, 98476864, 163102306, 196953728, 326204612, 393907456, 652409224, 1304818448, 2609636896, 5219273792, 10438547584, 20877095168]

約数ペア:

[(1, 20877095168), (2, 10438547584), (4, 5219273792), (8, 2609636896), (16, 1304818448), (32, 652409224), (53, 393907456), (64, 326204612), (106, 196953728), (128, 163102306), (212, 98476864), (256, 81551153), (424, 49238432), (848, 24619216), (1696, 12309608), (3392, 6154804), (6784, 3077402), (13568, 1538701)]