208183724

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{239843}}^1$

素因数の和:239885

約数の個数: 24

約数和(自身を含む): 429800448

約数和(自身を除く): 221616724

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 239843, 479686, 959372, 1678901, 3357802, 6715604, 7435133, 14870266, 29740532, 52045931, 104091862, 208183724]

約数ペア:

[(1, 208183724), (2, 104091862), (4, 52045931), (7, 29740532), (14, 14870266), (28, 7435133), (31, 6715604), (62, 3357802), (124, 1678901), (217, 959372), (434, 479686), (868, 239843)]