18712884

素因数分解:

$2^2\times 3^1\times {\mathrm{1559407}}^1$

素因数の和:1559414

約数の個数: 12

約数和(自身を含む): 43663424

約数和(自身を除く): 24950540

約数列:

[1, 2, 3, 4, 6, 12, 1559407, 3118814, 4678221, 6237628, 9356442, 18712884]

約数ペア:

[(1, 18712884), (2, 9356442), (3, 6237628), (4, 4678221), (6, 3118814), (12, 1559407)]