20783476

素因数分解:

$2^2\times 7^1\times {\mathrm{727}}^1\times {\mathrm{1021}}^1$

素因数の和:1759

約数の個数: 24

約数和(自身を含む): 41664896

約数和(自身を除く): 20881420

約数列:

[1, 2, 4, 7, 14, 28, 727, 1021, 1454, 2042, 2908, 4084, 5089, 7147, 10178, 14294, 20356, 28588, 742267, 1484534, 2969068, 5195869, 10391738, 20783476]

約数ペア:

[(1, 20783476), (2, 10391738), (4, 5195869), (7, 2969068), (14, 1484534), (28, 742267), (727, 28588), (1021, 20356), (1454, 14294), (2042, 10178), (2908, 7147), (4084, 5089)]