20173563

素因数分解:

$3^3\times {\mathrm{317}}^1\times {\mathrm{2357}}^1$

素因数の和:2683

約数の個数: 16

約数和(自身を含む): 29993760

約数和(自身を除く): 9820197

約数列:

[1, 3, 9, 27, 317, 951, 2357, 2853, 7071, 8559, 21213, 63639, 747169, 2241507, 6724521, 20173563]

約数ペア:

[(1, 20173563), (3, 6724521), (9, 2241507), (27, 747169), (317, 63639), (951, 21213), (2357, 8559), (2853, 7071)]