20139848

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{132499}}^1$

素因数の和:132524

約数の個数: 16

約数和(自身を含む): 39750000

約数和(自身を除く): 19610152

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 132499, 264998, 529996, 1059992, 2517481, 5034962, 10069924, 20139848]

約数ペア:

[(1, 20139848), (2, 10069924), (4, 5034962), (8, 2517481), (19, 1059992), (38, 529996), (76, 264998), (152, 132499)]