18882680

素因数分解:

$2^3\times 5^1\times {\mathrm{472067}}^1$

素因数の和:472078

約数の個数: 16

約数和(自身を含む): 42486120

約数和(自身を除く): 23603440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 472067, 944134, 1888268, 2360335, 3776536, 4720670, 9441340, 18882680]

約数ペア:

[(1, 18882680), (2, 9441340), (4, 4720670), (5, 3776536), (8, 2360335), (10, 1888268), (20, 944134), (40, 472067)]