39987712

素因数分解:

$2^9\times {\mathrm{78101}}^1$

素因数の和:78119

約数の個数: 20

約数和(自身を含む): 79898346

約数和(自身を除く): 39910634

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 78101, 156202, 312404, 624808, 1249616, 2499232, 4998464, 9996928, 19993856, 39987712]

約数ペア:

[(1, 39987712), (2, 19993856), (4, 9996928), (8, 4998464), (16, 2499232), (32, 1249616), (64, 624808), (128, 312404), (256, 156202), (512, 78101)]