19178866

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{72101}}^1$

素因数の和:72129

約数の個数: 16

約数和(自身を含む): 34608960

約数和(自身を除く): 15430094

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 72101, 144202, 504707, 1009414, 1369919, 2739838, 9589433, 19178866]

約数ペア:

[(1, 19178866), (2, 9589433), (7, 2739838), (14, 1369919), (19, 1009414), (38, 504707), (133, 144202), (266, 72101)]