20731608

素因数分解:

$2^3\times 3^2\times {\mathrm{287939}}^1$

素因数の和:287951

約数の個数: 24

約数和(自身を含む): 56148300

約数和(自身を除く): 35416692

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 287939, 575878, 863817, 1151756, 1727634, 2303512, 2591451, 3455268, 5182902, 6910536, 10365804, 20731608]

約数ペア:

[(1, 20731608), (2, 10365804), (3, 6910536), (4, 5182902), (6, 3455268), (8, 2591451), (9, 2303512), (12, 1727634), (18, 1151756), (24, 863817), (36, 575878), (72, 287939)]