165208990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{869521}}^1$

素因数の和:869547

約数の個数: 16

約数和(自身を含む): 313027920

約数和(自身を除く): 147818930

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 869521, 1739042, 4347605, 8695210, 16520899, 33041798, 82604495, 165208990]

約数ペア:

[(1, 165208990), (2, 82604495), (5, 33041798), (10, 16520899), (19, 8695210), (38, 4347605), (95, 1739042), (190, 869521)]