19970482

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{389}}^1$

素因数の和:610

約数の個数: 32

約数和(自身を含む): 36316800

約数和(自身を除く): 16346318

約数列:

[1, 2, 7, 14, 19, 38, 133, 193, 266, 386, 389, 778, 1351, 2702, 2723, 3667, 5446, 7334, 7391, 14782, 25669, 51338, 51737, 75077, 103474, 150154, 525539, 1051078, 1426463, 2852926, 9985241, 19970482]

約数ペア:

[(1, 19970482), (2, 9985241), (7, 2852926), (14, 1426463), (19, 1051078), (38, 525539), (133, 150154), (193, 103474), (266, 75077), (386, 51737), (389, 51338), (778, 25669), (1351, 14782), (2702, 7391), (2723, 7334), (3667, 5446)]