20969079

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{3067}}^1$

素因数の和:3166

約数の個数: 16

約数和(自身を含む): 29158272

約数和(自身を除く): 8189193

約数列:

[1, 3, 43, 53, 129, 159, 2279, 3067, 6837, 9201, 131881, 162551, 395643, 487653, 6989693, 20969079]

約数ペア:

[(1, 20969079), (3, 6989693), (43, 487653), (53, 395643), (129, 162551), (159, 131881), (2279, 9201), (3067, 6837)]