20808873

素因数分解:

$3^3\times {\mathrm{797}}^1\times {\mathrm{967}}^1$

素因数の和:1773

約数の個数: 16

約数和(自身を含む): 30898560

約数和(自身を除く): 10089687

約数列:

[1, 3, 9, 27, 797, 967, 2391, 2901, 7173, 8703, 21519, 26109, 770699, 2312097, 6936291, 20808873]

約数ペア:

[(1, 20808873), (3, 6936291), (9, 2312097), (27, 770699), (797, 26109), (967, 21519), (2391, 8703), (2901, 7173)]