18655646

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{311}}^1\times {\mathrm{337}}^1$

素因数の和:739

約数の個数: 16

約数和(自身を含む): 28473120

約数和(自身を除く): 9817474

約数列:

[1, 2, 89, 178, 311, 337, 622, 674, 27679, 29993, 55358, 59986, 104807, 209614, 9327823, 18655646]

約数ペア:

[(1, 18655646), (2, 9327823), (89, 209614), (178, 104807), (311, 59986), (337, 55358), (622, 29993), (674, 27679)]