18049149

素因数分解:

$3^4\times {\mathrm{443}}^1\times {\mathrm{503}}^1$

素因数の和:958

約数の個数: 20

約数和(自身を含む): 27076896

約数和(自身を除く): 9027747

約数列:

[1, 3, 9, 27, 81, 443, 503, 1329, 1509, 3987, 4527, 11961, 13581, 35883, 40743, 222829, 668487, 2005461, 6016383, 18049149]

約数ペア:

[(1, 18049149), (3, 6016383), (9, 2005461), (27, 668487), (81, 222829), (443, 40743), (503, 35883), (1329, 13581), (1509, 11961), (3987, 4527)]