209289836

素因数分解:

$2^2\times 7^1\times {\mathrm{601}}^1\times {\mathrm{12437}}^1$

素因数の和:13049

約数の個数: 24

約数和(自身を含む): 419309856

約数和(自身を除く): 210020020

約数列:

[1, 2, 4, 7, 14, 28, 601, 1202, 2404, 4207, 8414, 12437, 16828, 24874, 49748, 87059, 174118, 348236, 7474637, 14949274, 29898548, 52322459, 104644918, 209289836]

約数ペア:

[(1, 209289836), (2, 104644918), (4, 52322459), (7, 29898548), (14, 14949274), (28, 7474637), (601, 348236), (1202, 174118), (2404, 87059), (4207, 49748), (8414, 24874), (12437, 16828)]