20903258

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{4937}}^1$

素因数の和:5041

約数の個数: 16

約数和(自身を含む): 32887080

約数和(自身を除く): 11983822

約数列:

[1, 2, 29, 58, 73, 146, 2117, 4234, 4937, 9874, 143173, 286346, 360401, 720802, 10451629, 20903258]

約数ペア:

[(1, 20903258), (2, 10451629), (29, 720802), (58, 360401), (73, 286346), (146, 143173), (2117, 9874), (4234, 4937)]