20825892

素因数分解:

$2^2\times 3^2\times {\mathrm{578497}}^1$

素因数の和:578507

約数の個数: 18

約数和(自身を含む): 52643318

約数和(自身を除く): 31817426

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 578497, 1156994, 1735491, 2313988, 3470982, 5206473, 6941964, 10412946, 20825892]

約数ペア:

[(1, 20825892), (2, 10412946), (3, 6941964), (4, 5206473), (6, 3470982), (9, 2313988), (12, 1735491), (18, 1156994), (36, 578497)]