209851922

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{337}}^1\times {\mathrm{2341}}^1$

素因数の和:2706

約数の個数: 32

約数和(自身を含む): 379966080

約数和(自身を除く): 170114158

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 337, 674, 2341, 2359, 4682, 4718, 6403, 12806, 16387, 32774, 44479, 44821, 88958, 89642, 311353, 622706, 788917, 1577834, 5522419, 11044838, 14989423, 29978846, 104925961, 209851922]

約数ペア:

[(1, 209851922), (2, 104925961), (7, 29978846), (14, 14989423), (19, 11044838), (38, 5522419), (133, 1577834), (266, 788917), (337, 622706), (674, 311353), (2341, 89642), (2359, 88958), (4682, 44821), (4718, 44479), (6403, 32774), (12806, 16387)]