20909550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{139397}}^1$

素因数の和:139412

約数の個数: 24

約数和(自身を含む): 51856056

約数和(自身を除く): 30946506

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 139397, 278794, 418191, 696985, 836382, 1393970, 2090955, 3484925, 4181910, 6969850, 10454775, 20909550]

約数ペア:

[(1, 20909550), (2, 10454775), (3, 6969850), (5, 4181910), (6, 3484925), (10, 2090955), (15, 1393970), (25, 836382), (30, 696985), (50, 418191), (75, 278794), (150, 139397)]