19439944

素因数分解:

$2^3\times {\mathrm{503}}^1\times {\mathrm{4831}}^1$

素因数の和:5340

約数の個数: 16

約数和(自身を含む): 36529920

約数和(自身を除く): 17089976

約数列:

[1, 2, 4, 8, 503, 1006, 2012, 4024, 4831, 9662, 19324, 38648, 2429993, 4859986, 9719972, 19439944]

約数ペア:

[(1, 19439944), (2, 9719972), (4, 4859986), (8, 2429993), (503, 38648), (1006, 19324), (2012, 9662), (4024, 4831)]