20512535048

素因数分解:

$2^3\times {\mathrm{127}}^1\times {\mathrm{283}}^1\times {\mathrm{71341}}^1$

素因数の和:71757

約数の個数: 32

約数和(自身を含む): 38901365760

約数和(自身を除く): 18388830712

約数列:

[1, 2, 4, 8, 127, 254, 283, 508, 566, 1016, 1132, 2264, 35941, 71341, 71882, 142682, 143764, 285364, 287528, 570728, 9060307, 18120614, 20189503, 36241228, 40379006, 72482456, 80758012, 161516024, 2564066881, 5128133762, 10256267524, 20512535048]

約数ペア:

[(1, 20512535048), (2, 10256267524), (4, 5128133762), (8, 2564066881), (127, 161516024), (254, 80758012), (283, 72482456), (508, 40379006), (566, 36241228), (1016, 20189503), (1132, 18120614), (2264, 9060307), (35941, 570728), (71341, 287528), (71882, 285364), (142682, 143764)]