19587718

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{1151}}^1$

素因数の和:1347

約数の個数: 16

約数和(自身を含む): 30081024

約数和(自身を除く): 10493306

約数列:

[1, 2, 67, 127, 134, 254, 1151, 2302, 8509, 17018, 77117, 146177, 154234, 292354, 9793859, 19587718]

約数ペア:

[(1, 19587718), (2, 9793859), (67, 292354), (127, 154234), (134, 146177), (254, 77117), (1151, 17018), (2302, 8509)]