19398921

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{8093}}^1$

素因数の和:8160

約数の個数: 16

約数和(自身を含む): 27972864

約数和(自身を除く): 8573943

約数列:

[1, 3, 17, 47, 51, 141, 799, 2397, 8093, 24279, 137581, 380371, 412743, 1141113, 6466307, 19398921]

約数ペア:

[(1, 19398921), (3, 6466307), (17, 1141113), (47, 412743), (51, 380371), (141, 137581), (799, 24279), (2397, 8093)]