19391467857

素因数分解:

$3^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1\times {\mathrm{339433}}^1$

素因数の和:339712

約数の個数: 16

約数和(自身を含む): 26231459520

約数和(自身を除く): 6839991663

約数列:

[1, 3, 137, 139, 411, 417, 19043, 57129, 339433, 1018299, 46502321, 47181187, 139506963, 141543561, 6463822619, 19391467857]

約数ペア:

[(1, 19391467857), (3, 6463822619), (137, 141543561), (139, 139506963), (411, 47181187), (417, 46502321), (19043, 1018299), (57129, 339433)]