18639446

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{78317}}^1$

素因数の和:78343

約数の個数: 16

約数和(自身を含む): 33833376

約数和(自身を除く): 15193930

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 78317, 156634, 548219, 1096438, 1331389, 2662778, 9319723, 18639446]

約数ペア:

[(1, 18639446), (2, 9319723), (7, 2662778), (14, 1331389), (17, 1096438), (34, 548219), (119, 156634), (238, 78317)]