16389212

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{4211}}^1$

素因数の和:4361

約数の個数: 24

約数和(自身を含む): 33022080

約数和(自身を除く): 16632868

約数列:

[1, 2, 4, 7, 14, 28, 139, 278, 556, 973, 1946, 3892, 4211, 8422, 16844, 29477, 58954, 117908, 585329, 1170658, 2341316, 4097303, 8194606, 16389212]

約数ペア:

[(1, 16389212), (2, 8194606), (4, 4097303), (7, 2341316), (14, 1170658), (28, 585329), (139, 117908), (278, 58954), (556, 29477), (973, 16844), (1946, 8422), (3892, 4211)]