206987254

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{81299}}^1$

素因数の和:81387

約数の個数: 16

約数和(自身を含む): 331704000

約数和(自身を除く): 124716746

約数列:

[1, 2, 19, 38, 67, 134, 1273, 2546, 81299, 162598, 1544681, 3089362, 5447033, 10894066, 103493627, 206987254]

約数ペア:

[(1, 206987254), (2, 103493627), (19, 10894066), (38, 5447033), (67, 3089362), (134, 1544681), (1273, 162598), (2546, 81299)]