20994516

素因数分解:

$2^2\times 3^2\times {\mathrm{583181}}^1$

素因数の和:583191

約数の個数: 18

約数和(自身を含む): 53069562

約数和(自身を除く): 32075046

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 583181, 1166362, 1749543, 2332724, 3499086, 5248629, 6998172, 10497258, 20994516]

約数ペア:

[(1, 20994516), (2, 10497258), (3, 6998172), (4, 5248629), (6, 3499086), (9, 2332724), (12, 1749543), (18, 1166362), (36, 583181)]