20295891

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29287}}^1$

素因数の和:29311

約数の個数: 24

約数和(自身を含む): 36551424

約数和(自身を除く): 16255533

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 693, 29287, 87861, 205009, 263583, 322157, 615027, 966471, 1845081, 2255099, 2899413, 6765297, 20295891]

約数ペア:

[(1, 20295891), (3, 6765297), (7, 2899413), (9, 2255099), (11, 1845081), (21, 966471), (33, 615027), (63, 322157), (77, 263583), (99, 205009), (231, 87861), (693, 29287)]