19169421

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{409}}^1\times {\mathrm{919}}^1$

素因数の和:1348

約数の個数: 16

約数和(自身を含む): 27158400

約数和(自身を除く): 7988979

約数列:

[1, 3, 17, 51, 409, 919, 1227, 2757, 6953, 15623, 20859, 46869, 375871, 1127613, 6389807, 19169421]

約数ペア:

[(1, 19169421), (3, 6389807), (17, 1127613), (51, 375871), (409, 46869), (919, 20859), (1227, 15623), (2757, 6953)]