1565496004

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{283}}^1\times {\mathrm{20641}}^1$

素因数の和:20995

約数の個数: 24

約数和(自身を含む): 2790468128

約数和(自身を除く): 1224972124

約数列:

[1, 2, 4, 67, 134, 268, 283, 566, 1132, 18961, 20641, 37922, 41282, 75844, 82564, 1382947, 2765894, 5531788, 5841403, 11682806, 23365612, 391374001, 782748002, 1565496004]

約数ペア:

[(1, 1565496004), (2, 782748002), (4, 391374001), (67, 23365612), (134, 11682806), (268, 5841403), (283, 5531788), (566, 2765894), (1132, 1382947), (18961, 82564), (20641, 75844), (37922, 41282)]