20155272495

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{28589039}}^1$

素因数の和:28589094

約数の個数: 16

約数和(自身を含む): 32934574080

約数和(自身を除く): 12779301585

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 28589039, 85767117, 142945195, 428835585, 1343684833, 4031054499, 6718424165, 20155272495]

約数ペア:

[(1, 20155272495), (3, 6718424165), (5, 4031054499), (15, 1343684833), (47, 428835585), (141, 142945195), (235, 85767117), (705, 28589039)]