19389774

素因数分解:

$2^1\times 3^1\times {\mathrm{661}}^1\times {\mathrm{4889}}^1$

素因数の和:5555

約数の個数: 16

約数和(自身を含む): 38846160

約数和(自身を除く): 19456386

約数列:

[1, 2, 3, 6, 661, 1322, 1983, 3966, 4889, 9778, 14667, 29334, 3231629, 6463258, 9694887, 19389774]

約数ペア:

[(1, 19389774), (2, 9694887), (3, 6463258), (6, 3231629), (661, 29334), (1322, 14667), (1983, 9778), (3966, 4889)]