19099437

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{523}}^1$

素因数の和:617

約数の個数: 32

約数和(自身を含む): 30584832

約数和(自身を除く): 11485395

約数列:

[1, 3, 7, 21, 37, 47, 111, 141, 259, 329, 523, 777, 987, 1569, 1739, 3661, 5217, 10983, 12173, 19351, 24581, 36519, 58053, 73743, 135457, 172067, 406371, 516201, 909497, 2728491, 6366479, 19099437]

約数ペア:

[(1, 19099437), (3, 6366479), (7, 2728491), (21, 909497), (37, 516201), (47, 406371), (111, 172067), (141, 135457), (259, 73743), (329, 58053), (523, 36519), (777, 24581), (987, 19351), (1569, 12173), (1739, 10983), (3661, 5217)]