208386488

素因数分解:

$2^3\times {\mathrm{631}}^1\times {\mathrm{41281}}^1$

素因数の和:41918

約数の個数: 16

約数和(自身を含む): 391353360

約数和(自身を除く): 182966872

約数列:

[1, 2, 4, 8, 631, 1262, 2524, 5048, 41281, 82562, 165124, 330248, 26048311, 52096622, 104193244, 208386488]

約数ペア:

[(1, 208386488), (2, 104193244), (4, 52096622), (8, 26048311), (631, 330248), (1262, 165124), (2524, 82562), (5048, 41281)]