20938045394

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{36477431}}^1$

素因数の和:36477481

約数の個数: 16

約数和(自身を含む): 36769251456

約数和(自身を除く): 15831206062

約数列:

[1, 2, 7, 14, 41, 82, 287, 574, 36477431, 72954862, 255342017, 510684034, 1495574671, 2991149342, 10469022697, 20938045394]

約数ペア:

[(1, 20938045394), (2, 10469022697), (7, 2991149342), (14, 1495574671), (41, 510684034), (82, 255342017), (287, 72954862), (574, 36477431)]