20086421914

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{371957}}^1$

素因数の和:372070

約数の個数: 32

約数和(自身を含む): 33993985536

約数和(自身を除く): 13907563622

約数列:

[1, 2, 13, 26, 31, 62, 67, 134, 403, 806, 871, 1742, 2077, 4154, 27001, 54002, 371957, 743914, 4835441, 9670882, 11530667, 23061334, 24921119, 49842238, 149898671, 299797342, 323974547, 647949094, 772554689, 1545109378, 10043210957, 20086421914]

約数ペア:

[(1, 20086421914), (2, 10043210957), (13, 1545109378), (26, 772554689), (31, 647949094), (62, 323974547), (67, 299797342), (134, 149898671), (403, 49842238), (806, 24921119), (871, 23061334), (1742, 11530667), (2077, 9670882), (4154, 4835441), (27001, 743914), (54002, 371957)]