19810584

素因数分解:

$2^3\times 3^2\times {\mathrm{275147}}^1$

素因数の和:275159

約数の個数: 24

約数和(自身を含む): 53653860

約数和(自身を除く): 33843276

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 275147, 550294, 825441, 1100588, 1650882, 2201176, 2476323, 3301764, 4952646, 6603528, 9905292, 19810584]

約数ペア:

[(1, 19810584), (2, 9905292), (3, 6603528), (4, 4952646), (6, 3301764), (8, 2476323), (9, 2201176), (12, 1650882), (18, 1100588), (24, 825441), (36, 550294), (72, 275147)]