19393456

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{13619}}^1$

素因数の和:13716

約数の個数: 20

約数和(自身を含む): 37999800

約数和(自身を除く): 18606344

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 13619, 27238, 54476, 108952, 217904, 1212091, 2424182, 4848364, 9696728, 19393456]

約数ペア:

[(1, 19393456), (2, 9696728), (4, 4848364), (8, 2424182), (16, 1212091), (89, 217904), (178, 108952), (356, 54476), (712, 27238), (1424, 13619)]