28159888

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{103529}}^1$

素因数の和:103554

約数の個数: 20

約数和(自身を含む): 57769740

約数和(自身を除く): 29609852

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 103529, 207058, 414116, 828232, 1656464, 1759993, 3519986, 7039972, 14079944, 28159888]

約数ペア:

[(1, 28159888), (2, 14079944), (4, 7039972), (8, 3519986), (16, 1759993), (17, 1656464), (34, 828232), (68, 414116), (136, 207058), (272, 103529)]