18925540

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{7451}}^1$

素因数の和:7587

約数の個数: 24

約数和(自身を含む): 40061952

約数和(自身を除く): 21136412

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 7451, 14902, 29804, 37255, 74510, 149020, 946277, 1892554, 3785108, 4731385, 9462770, 18925540]

約数ペア:

[(1, 18925540), (2, 9462770), (4, 4731385), (5, 3785108), (10, 1892554), (20, 946277), (127, 149020), (254, 74510), (508, 37255), (635, 29804), (1270, 14902), (2540, 7451)]