201920427

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{487}}^1\times {\mathrm{2003}}^1$

素因数の和:2519

約数の個数: 24

約数和(自身を含む): 305121024

約数和(自身を除く): 103200597

約数列:

[1, 3, 9, 23, 69, 207, 487, 1461, 2003, 4383, 6009, 11201, 18027, 33603, 46069, 100809, 138207, 414621, 975461, 2926383, 8779149, 22435603, 67306809, 201920427]

約数ペア:

[(1, 201920427), (3, 67306809), (9, 22435603), (23, 8779149), (69, 2926383), (207, 975461), (487, 414621), (1461, 138207), (2003, 100809), (4383, 46069), (6009, 33603), (11201, 18027)]