203469090820

素因数分解:

$2^2\times 5^1\times {\mathrm{10173454541}}^1$

素因数の和:10173454550

約数の個数: 12

約数和(自身を含む): 427285090764

約数和(自身を除く): 223815999944

約数列:

[1, 2, 4, 5, 10, 20, 10173454541, 20346909082, 40693818164, 50867272705, 101734545410, 203469090820]

約数ペア:

[(1, 203469090820), (2, 101734545410), (4, 50867272705), (5, 40693818164), (10, 20346909082), (20, 10173454541)]