19785190

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{27103}}^1$

素因数の和:27183

約数の個数: 16

約数和(自身を含む): 36102528

約数和(自身を除く): 16317338

約数列:

[1, 2, 5, 10, 73, 146, 365, 730, 27103, 54206, 135515, 271030, 1978519, 3957038, 9892595, 19785190]

約数ペア:

[(1, 19785190), (2, 9892595), (5, 3957038), (10, 1978519), (73, 271030), (146, 135515), (365, 54206), (730, 27103)]