19422284

素因数分解:

$2^2\times 7^1\times {\mathrm{347}}^1\times {\mathrm{1999}}^1$

素因数の和:2357

約数の個数: 24

約数和(自身を含む): 38976000

約数和(自身を除く): 19553716

約数列:

[1, 2, 4, 7, 14, 28, 347, 694, 1388, 1999, 2429, 3998, 4858, 7996, 9716, 13993, 27986, 55972, 693653, 1387306, 2774612, 4855571, 9711142, 19422284]

約数ペア:

[(1, 19422284), (2, 9711142), (4, 4855571), (7, 2774612), (14, 1387306), (28, 693653), (347, 55972), (694, 27986), (1388, 13993), (1999, 9716), (2429, 7996), (3998, 4858)]