18937604

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{35597}}^1$

素因数の和:35627

約数の個数: 24

約数和(自身を含む): 39869760

約数和(自身を除く): 20932156

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 35597, 71194, 142388, 249179, 498358, 676343, 996716, 1352686, 2705372, 4734401, 9468802, 18937604]

約数ペア:

[(1, 18937604), (2, 9468802), (4, 4734401), (7, 2705372), (14, 1352686), (19, 996716), (28, 676343), (38, 498358), (76, 249179), (133, 142388), (266, 71194), (532, 35597)]