19147315

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^2$

素因数の和:247

約数の個数: 24

約数和(自身を含む): 26011152

約数和(自身を除く): 6863837

約数列:

[1, 5, 11, 37, 55, 97, 185, 407, 485, 1067, 2035, 3589, 5335, 9409, 17945, 39479, 47045, 103499, 197395, 348133, 517495, 1740665, 3829463, 19147315]

約数ペア:

[(1, 19147315), (5, 3829463), (11, 1740665), (37, 517495), (55, 348133), (97, 197395), (185, 103499), (407, 47045), (485, 39479), (1067, 17945), (2035, 9409), (3589, 5335)]