20120402667

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{806009}}^1$

素因数の和:806222

約数の個数: 16

約数和(自身を含む): 27507509280

約数和(自身を除く): 7387106613

約数列:

[1, 3, 53, 157, 159, 471, 8321, 24963, 806009, 2418027, 42718477, 126543413, 128155431, 379630239, 6706800889, 20120402667]

約数ペア:

[(1, 20120402667), (3, 6706800889), (53, 379630239), (157, 128155431), (159, 126543413), (471, 42718477), (8321, 2418027), (24963, 806009)]