20803438664

素因数分解:

$2^3\times {\mathrm{337}}^1\times {\mathrm{7716409}}^1$

素因数の和:7716752

約数の個数: 16

約数和(自身を含む): 39122198700

約数和(自身を除く): 18318760036

約数列:

[1, 2, 4, 8, 337, 674, 1348, 2696, 7716409, 15432818, 30865636, 61731272, 2600429833, 5200859666, 10401719332, 20803438664]

約数ペア:

[(1, 20803438664), (2, 10401719332), (4, 5200859666), (8, 2600429833), (337, 61731272), (674, 30865636), (1348, 15432818), (2696, 7716409)]