38418646

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{439}}^1$

素因数の和:521

約数の個数: 48

約数和(自身を含む): 72230400

約数和(自身を除く): 33811754

約数列:

[1, 2, 7, 14, 19, 38, 47, 49, 94, 98, 133, 266, 329, 439, 658, 878, 893, 931, 1786, 1862, 2303, 3073, 4606, 6146, 6251, 8341, 12502, 16682, 20633, 21511, 41266, 43022, 43757, 58387, 87514, 116774, 144431, 288862, 392027, 408709, 784054, 817418, 1011017, 2022034, 2744189, 5488378, 19209323, 38418646]

約数ペア:

[(1, 38418646), (2, 19209323), (7, 5488378), (14, 2744189), (19, 2022034), (38, 1011017), (47, 817418), (49, 784054), (94, 408709), (98, 392027), (133, 288862), (266, 144431), (329, 116774), (439, 87514), (658, 58387), (878, 43757), (893, 43022), (931, 41266), (1786, 21511), (1862, 20633), (2303, 16682), (3073, 12502), (4606, 8341), (6146, 6251)]