19437247

素因数分解:

${\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{643}}^1$

素因数の和:742

約数の個数: 16

約数和(自身を含む): 21535360

約数和(自身を除く): 2098113

約数列:

[1, 19, 37, 43, 643, 703, 817, 1591, 12217, 23791, 27649, 30229, 452029, 525331, 1023013, 19437247]

約数ペア:

[(1, 19437247), (19, 1023013), (37, 525331), (43, 452029), (643, 30229), (703, 27649), (817, 23791), (1591, 12217)]