205400908

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{7723}}^1$

素因数の和:7897

約数の個数: 24

約数和(自身を含む): 368743760

約数和(自身を除く): 163342852

約数列:

[1, 2, 4, 61, 109, 122, 218, 244, 436, 6649, 7723, 13298, 15446, 26596, 30892, 471103, 841807, 942206, 1683614, 1884412, 3367228, 51350227, 102700454, 205400908]

約数ペア:

[(1, 205400908), (2, 102700454), (4, 51350227), (61, 3367228), (109, 1884412), (122, 1683614), (218, 942206), (244, 841807), (436, 471103), (6649, 30892), (7723, 26596), (13298, 15446)]