198715664

素因数分解:

$2^4\times 7^1\times {\mathrm{1774247}}^1$

素因数の和:1774262

約数の個数: 20

約数和(自身を含む): 440013504

約数和(自身を除く): 241297840

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1774247, 3548494, 7096988, 12419729, 14193976, 24839458, 28387952, 49678916, 99357832, 198715664]

約数ペア:

[(1, 198715664), (2, 99357832), (4, 49678916), (7, 28387952), (8, 24839458), (14, 14193976), (16, 12419729), (28, 7096988), (56, 3548494), (112, 1774247)]