19116517

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{433}}^1$

素因数の和:517

約数の個数: 24

約数和(自身を含む): 24045336

約数和(自身を除く): 4928819

約数列:

[1, 7, 17, 49, 53, 119, 371, 433, 833, 901, 2597, 3031, 6307, 7361, 21217, 22949, 44149, 51527, 160643, 360689, 390133, 1124501, 2730931, 19116517]

約数ペア:

[(1, 19116517), (7, 2730931), (17, 1124501), (49, 390133), (53, 360689), (119, 160643), (371, 51527), (433, 44149), (833, 22949), (901, 21217), (2597, 7361), (3031, 6307)]