20149048

素因数分解:

$2^3\times {\mathrm{643}}^1\times {\mathrm{3917}}^1$

素因数の和:4566

約数の個数: 16

約数和(自身を含む): 37847880

約数和(自身を除く): 17698832

約数列:

[1, 2, 4, 8, 643, 1286, 2572, 3917, 5144, 7834, 15668, 31336, 2518631, 5037262, 10074524, 20149048]

約数ペア:

[(1, 20149048), (2, 10074524), (4, 5037262), (8, 2518631), (643, 31336), (1286, 15668), (2572, 7834), (3917, 5144)]