20654056

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{337}}^1$

素因数の和:553

約数の個数: 32

約数和(自身を含む): 39911040

約数和(自身を除く): 19256984

約数列:

[1, 2, 4, 8, 47, 94, 163, 188, 326, 337, 376, 652, 674, 1304, 1348, 2696, 7661, 15322, 15839, 30644, 31678, 54931, 61288, 63356, 109862, 126712, 219724, 439448, 2581757, 5163514, 10327028, 20654056]

約数ペア:

[(1, 20654056), (2, 10327028), (4, 5163514), (8, 2581757), (47, 439448), (94, 219724), (163, 126712), (188, 109862), (326, 63356), (337, 61288), (376, 54931), (652, 31678), (674, 30644), (1304, 15839), (1348, 15322), (2696, 7661)]