219921776

素因数分解:

$2^4\times {\mathrm{2411}}^1\times {\mathrm{5701}}^1$

素因数の和:8120

約数の個数: 20

約数和(自身を含む): 426349944

約数和(自身を除く): 206428168

約数列:

[1, 2, 4, 8, 16, 2411, 4822, 5701, 9644, 11402, 19288, 22804, 38576, 45608, 91216, 13745111, 27490222, 54980444, 109960888, 219921776]

約数ペア:

[(1, 219921776), (2, 109960888), (4, 54980444), (8, 27490222), (16, 13745111), (2411, 91216), (4822, 45608), (5701, 38576), (9644, 22804), (11402, 19288)]