71288836

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{49369}}^1$

素因数の和:49411

約数の個数: 18

約数和(自身を含む): 131669790

約数和(自身を除く): 60380954

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 49369, 98738, 197476, 938011, 1876022, 3752044, 17822209, 35644418, 71288836]

約数ペア:

[(1, 71288836), (2, 35644418), (4, 17822209), (19, 3752044), (38, 1876022), (76, 938011), (361, 197476), (722, 98738), (1444, 49369)]