19376789

素因数分解:

${\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{641}}^1$

素因数の和:740

約数の個数: 16

約数和(自身を含む): 21468480

約数和(自身を除く): 2091691

約数列:

[1, 19, 37, 43, 641, 703, 817, 1591, 12179, 23717, 27563, 30229, 450623, 523697, 1019831, 19376789]

約数ペア:

[(1, 19376789), (19, 1019831), (37, 523697), (43, 450623), (641, 30229), (703, 27563), (817, 23717), (1591, 12179)]