2019945676

素因数分解:

$2^2\times 7^1\times {\mathrm{72140917}}^1$

素因数の和:72140928

約数の個数: 12

約数和(自身を含む): 4039891408

約数和(自身を除く): 2019945732

約数列:

[1, 2, 4, 7, 14, 28, 72140917, 144281834, 288563668, 504986419, 1009972838, 2019945676]

約数ペア:

[(1, 2019945676), (2, 1009972838), (4, 504986419), (7, 288563668), (14, 144281834), (28, 72140917)]