20490636

素因数分解:

$2^2\times 3^1\times {\mathrm{251}}^1\times {\mathrm{6803}}^1$

素因数の和:7061

約数の個数: 24

約数和(自身を含む): 48009024

約数和(自身を除く): 27518388

約数列:

[1, 2, 3, 4, 6, 12, 251, 502, 753, 1004, 1506, 3012, 6803, 13606, 20409, 27212, 40818, 81636, 1707553, 3415106, 5122659, 6830212, 10245318, 20490636]

約数ペア:

[(1, 20490636), (2, 10245318), (3, 6830212), (4, 5122659), (6, 3415106), (12, 1707553), (251, 81636), (502, 40818), (753, 27212), (1004, 20409), (1506, 13606), (3012, 6803)]