20178076

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{3637}}^1$

素因数の和:3733

約数の個数: 24

約数和(自身を含む): 37689680

約数和(自身を除く): 17511604

約数列:

[1, 2, 4, 19, 38, 73, 76, 146, 292, 1387, 2774, 3637, 5548, 7274, 14548, 69103, 138206, 265501, 276412, 531002, 1062004, 5044519, 10089038, 20178076]

約数ペア:

[(1, 20178076), (2, 10089038), (4, 5044519), (19, 1062004), (38, 531002), (73, 276412), (76, 265501), (146, 138206), (292, 69103), (1387, 14548), (2774, 7274), (3637, 5548)]