19434416

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{63929}}^1$

素因数の和:63956

約数の個数: 20

約数和(自身を含む): 39636600

約数和(自身を除く): 20202184

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 63929, 127858, 255716, 511432, 1022864, 1214651, 2429302, 4858604, 9717208, 19434416]

約数ペア:

[(1, 19434416), (2, 9717208), (4, 4858604), (8, 2429302), (16, 1214651), (19, 1022864), (38, 511432), (76, 255716), (152, 127858), (304, 63929)]