20992572

素因数分解:

$2^2\times 3^2\times {\mathrm{583127}}^1$

素因数の和:583137

約数の個数: 18

約数和(自身を含む): 53064648

約数和(自身を除く): 32072076

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 583127, 1166254, 1749381, 2332508, 3498762, 5248143, 6997524, 10496286, 20992572]

約数ペア:

[(1, 20992572), (2, 10496286), (3, 6997524), (4, 5248143), (6, 3498762), (9, 2332508), (12, 1749381), (18, 1166254), (36, 583127)]