20328608

素因数分解:

$2^5\times {\mathrm{137}}^1\times {\mathrm{4637}}^1$

素因数の和:4784

約数の個数: 24

約数和(自身を含む): 40322772

約数和(自身を除く): 19994164

約数列:

[1, 2, 4, 8, 16, 32, 137, 274, 548, 1096, 2192, 4384, 4637, 9274, 18548, 37096, 74192, 148384, 635269, 1270538, 2541076, 5082152, 10164304, 20328608]

約数ペア:

[(1, 20328608), (2, 10164304), (4, 5082152), (8, 2541076), (16, 1270538), (32, 635269), (137, 148384), (274, 74192), (548, 37096), (1096, 18548), (2192, 9274), (4384, 4637)]