18812798

素因数分解:

$2^1\times {\mathrm{37}}^2\times {\mathrm{6871}}^1$

素因数の和:6947

約数の個数: 12

約数和(自身を含む): 29006712

約数和(自身を除く): 10193914

約数列:

[1, 2, 37, 74, 1369, 2738, 6871, 13742, 254227, 508454, 9406399, 18812798]

約数ペア:

[(1, 18812798), (2, 9406399), (37, 508454), (74, 254227), (1369, 13742), (2738, 6871)]