19442864

素因数分解:

$2^4\times 7^1\times {\mathrm{67}}^1\times {\mathrm{2591}}^1$

素因数の和:2673

約数の個数: 40

約数和(自身を含む): 43711488

約数和(自身を除く): 24268624

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 67, 112, 134, 268, 469, 536, 938, 1072, 1876, 2591, 3752, 5182, 7504, 10364, 18137, 20728, 36274, 41456, 72548, 145096, 173597, 290192, 347194, 694388, 1215179, 1388776, 2430358, 2777552, 4860716, 9721432, 19442864]

約数ペア:

[(1, 19442864), (2, 9721432), (4, 4860716), (7, 2777552), (8, 2430358), (14, 1388776), (16, 1215179), (28, 694388), (56, 347194), (67, 290192), (112, 173597), (134, 145096), (268, 72548), (469, 41456), (536, 36274), (938, 20728), (1072, 18137), (1876, 10364), (2591, 7504), (3752, 5182)]