2019920155

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{661}}^1\times {\mathrm{5051}}^1$

素因数の和:5739

約数の個数: 24

約数和(自身を含む): 2668850352

約数和(自身を除く): 648930197

約数列:

[1, 5, 11, 55, 121, 605, 661, 3305, 5051, 7271, 25255, 36355, 55561, 79981, 277805, 399905, 611171, 3055855, 3338711, 16693555, 36725821, 183629105, 403984031, 2019920155]

約数ペア:

[(1, 2019920155), (5, 403984031), (11, 183629105), (55, 36725821), (121, 16693555), (605, 3338711), (661, 3055855), (3305, 611171), (5051, 399905), (7271, 277805), (25255, 79981), (36355, 55561)]