28018836

素因数分解:

$2^2\times 3^2\times {\mathrm{778301}}^1$

素因数の和:778311

約数の個数: 18

約数和(自身を含む): 70825482

約数和(自身を除く): 42806646

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 778301, 1556602, 2334903, 3113204, 4669806, 7004709, 9339612, 14009418, 28018836]

約数ペア:

[(1, 28018836), (2, 14009418), (3, 9339612), (4, 7004709), (6, 4669806), (9, 3113204), (12, 2334903), (18, 1556602), (36, 778301)]