18139357

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{631}}^1$

素因数の和:756

約数の個数: 16

約数和(自身を含む): 20476800

約数和(自身を除く): 2337443

約数列:

[1, 17, 19, 89, 323, 631, 1513, 1691, 10727, 11989, 28747, 56159, 203813, 954703, 1067021, 18139357]

約数ペア:

[(1, 18139357), (17, 1067021), (19, 954703), (89, 203813), (323, 56159), (631, 28747), (1513, 11989), (1691, 10727)]