20844741

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{4229}}^1$

素因数の和:4316

約数の個数: 16

約数和(自身を含む): 29237760

約数和(自身を除く): 8393019

約数列:

[1, 3, 31, 53, 93, 159, 1643, 4229, 4929, 12687, 131099, 224137, 393297, 672411, 6948247, 20844741]

約数ペア:

[(1, 20844741), (3, 6948247), (31, 672411), (53, 393297), (93, 224137), (159, 131099), (1643, 12687), (4229, 4929)]