20360386

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{1129}}^1$

素因数の和:1329

約数の個数: 16

約数和(自身を含む): 31242240

約数和(自身を除く): 10881854

約数列:

[1, 2, 71, 127, 142, 254, 1129, 2258, 9017, 18034, 80159, 143383, 160318, 286766, 10180193, 20360386]

約数ペア:

[(1, 20360386), (2, 10180193), (71, 286766), (127, 160318), (142, 143383), (254, 80159), (1129, 18034), (2258, 9017)]