20798326108

素因数分解:

$2^2\times 7^1\times {\mathrm{1723}}^1\times {\mathrm{431107}}^1$

素因数の和:432841

約数の個数: 24

約数和(自身を含む): 41620890752

約数和(自身を除く): 20822564644

約数列:

[1, 2, 4, 7, 14, 28, 1723, 3446, 6892, 12061, 24122, 48244, 431107, 862214, 1724428, 3017749, 6035498, 12070996, 742797361, 1485594722, 2971189444, 5199581527, 10399163054, 20798326108]

約数ペア:

[(1, 20798326108), (2, 10399163054), (4, 5199581527), (7, 2971189444), (14, 1485594722), (28, 742797361), (1723, 12070996), (3446, 6035498), (6892, 3017749), (12061, 1724428), (24122, 862214), (48244, 431107)]