18979366

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{10193}}^1$

素因数の和:10228

約数の個数: 24

約数和(自身を含む): 34863480

約数和(自身を除く): 15884114

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 133, 266, 931, 1862, 10193, 20386, 71351, 142702, 193667, 387334, 499457, 998914, 1355669, 2711338, 9489683, 18979366]

約数ペア:

[(1, 18979366), (2, 9489683), (7, 2711338), (14, 1355669), (19, 998914), (38, 499457), (49, 387334), (98, 193667), (133, 142702), (266, 71351), (931, 20386), (1862, 10193)]