19478264

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{14407}}^1$

素因数の和:14439

約数の個数: 24

約数和(自身を含む): 39549960

約数和(自身を除く): 20071696

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 676, 1352, 14407, 28814, 57628, 115256, 187291, 374582, 749164, 1498328, 2434783, 4869566, 9739132, 19478264]

約数ペア:

[(1, 19478264), (2, 9739132), (4, 4869566), (8, 2434783), (13, 1498328), (26, 749164), (52, 374582), (104, 187291), (169, 115256), (338, 57628), (676, 28814), (1352, 14407)]