13638485

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20509}}^1$

素因数の和:20540

約数の個数: 16

約数和(自身を含む): 19689600

約数和(自身を除く): 6051115

約数列:

[1, 5, 7, 19, 35, 95, 133, 665, 20509, 102545, 143563, 389671, 717815, 1948355, 2727697, 13638485]

約数ペア:

[(1, 13638485), (5, 2727697), (7, 1948355), (19, 717815), (35, 389671), (95, 143563), (133, 102545), (665, 20509)]