19799580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{329993}}^1$

素因数の和:330005

約数の個数: 24

約数和(自身を含む): 55438992

約数和(自身を除く): 35639412

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 329993, 659986, 989979, 1319972, 1649965, 1979958, 3299930, 3959916, 4949895, 6599860, 9899790, 19799580]

約数ペア:

[(1, 19799580), (2, 9899790), (3, 6599860), (4, 4949895), (5, 3959916), (6, 3299930), (10, 1979958), (12, 1649965), (15, 1319972), (20, 989979), (30, 659986), (60, 329993)]