20854527

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{3943}}^1$

素因数の和:4030

約数の個数: 16

約数和(自身を含む): 29154048

約数和(自身を除く): 8299521

約数列:

[1, 3, 41, 43, 123, 129, 1763, 3943, 5289, 11829, 161663, 169549, 484989, 508647, 6951509, 20854527]

約数ペア:

[(1, 20854527), (3, 6951509), (41, 508647), (43, 484989), (123, 169549), (129, 161663), (1763, 11829), (3943, 5289)]