19418470

素因数分解:

$2^1\times 5^1\times {\mathrm{919}}^1\times {\mathrm{2113}}^1$

素因数の和:3039

約数の個数: 16

約数和(自身を含む): 35007840

約数和(自身を除く): 15589370

約数列:

[1, 2, 5, 10, 919, 1838, 2113, 4226, 4595, 9190, 10565, 21130, 1941847, 3883694, 9709235, 19418470]

約数ペア:

[(1, 19418470), (2, 9709235), (5, 3883694), (10, 1941847), (919, 21130), (1838, 10565), (2113, 9190), (4226, 4595)]