20971512

素因数分解:

$2^3\times 3^2\times {\mathrm{291271}}^1$

素因数の和:291283

約数の個数: 24

約数和(自身を含む): 56798040

約数和(自身を除く): 35826528

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 291271, 582542, 873813, 1165084, 1747626, 2330168, 2621439, 3495252, 5242878, 6990504, 10485756, 20971512]

約数ペア:

[(1, 20971512), (2, 10485756), (3, 6990504), (4, 5242878), (6, 3495252), (8, 2621439), (9, 2330168), (12, 1747626), (18, 1165084), (24, 873813), (36, 582542), (72, 291271)]