20695384

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{60161}}^1$

素因数の和:60210

約数の個数: 16

約数和(自身を含む): 39706920

約数和(自身を除く): 19011536

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 60161, 120322, 240644, 481288, 2586923, 5173846, 10347692, 20695384]

約数ペア:

[(1, 20695384), (2, 10347692), (4, 5173846), (8, 2586923), (43, 481288), (86, 240644), (172, 120322), (344, 60161)]