18711294

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{445507}}^1$

素因数の和:445519

約数の個数: 16

約数和(自身を含む): 42768768

約数和(自身を除く): 24057474

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 445507, 891014, 1336521, 2673042, 3118549, 6237098, 9355647, 18711294]

約数ペア:

[(1, 18711294), (2, 9355647), (3, 6237098), (6, 3118549), (7, 2673042), (14, 1336521), (21, 891014), (42, 445507)]