19200190

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{28657}}^1$

素因数の和:28731

約数の個数: 16

約数和(自身を含む): 35077392

約数和(自身を除く): 15877202

約数列:

[1, 2, 5, 10, 67, 134, 335, 670, 28657, 57314, 143285, 286570, 1920019, 3840038, 9600095, 19200190]

約数ペア:

[(1, 19200190), (2, 9600095), (5, 3840038), (10, 1920019), (67, 286570), (134, 143285), (335, 57314), (670, 28657)]