20186707947

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{877}}^1\times {\mathrm{57689}}^1$

素因数の和:58595

約数の個数: 32

約数和(自身を含む): 32417164800

約数和(自身を除く): 12230456853

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 877, 2631, 6139, 16663, 18417, 49989, 57689, 116641, 173067, 349923, 403823, 1096091, 1211469, 3288273, 7672637, 23017911, 50593253, 151779759, 354152771, 961271807, 1062458313, 2883815421, 6728902649, 20186707947]

約数ペア:

[(1, 20186707947), (3, 6728902649), (7, 2883815421), (19, 1062458313), (21, 961271807), (57, 354152771), (133, 151779759), (399, 50593253), (877, 23017911), (2631, 7672637), (6139, 3288273), (16663, 1211469), (18417, 1096091), (49989, 403823), (57689, 349923), (116641, 173067)]