19181967

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53731}}^1$

素因数の和:53758

約数の個数: 16

約数和(自身を含む): 30949632

約数和(自身を除く): 11767665

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 53731, 161193, 376117, 913427, 1128351, 2740281, 6393989, 19181967]

約数ペア:

[(1, 19181967), (3, 6393989), (7, 2740281), (17, 1128351), (21, 913427), (51, 376117), (119, 161193), (357, 53731)]