20148653480

素因数分解:

$2^3\times 5^1\times {\mathrm{503716337}}^1$

素因数の和:503716348

約数の個数: 16

約数和(自身を含む): 45334470420

約数和(自身を除く): 25185816940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 503716337, 1007432674, 2014865348, 2518581685, 4029730696, 5037163370, 10074326740, 20148653480]

約数ペア:

[(1, 20148653480), (2, 10074326740), (4, 5037163370), (5, 4029730696), (8, 2518581685), (10, 2014865348), (20, 1007432674), (40, 503716337)]