90206518

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{28349}}^1$

素因数の和:28431

約数の個数: 16

約数和(自身を含む): 142203600

約数和(自身を除く): 51997082

約数列:

[1, 2, 37, 43, 74, 86, 1591, 3182, 28349, 56698, 1048913, 1219007, 2097826, 2438014, 45103259, 90206518]

約数ペア:

[(1, 90206518), (2, 45103259), (37, 2438014), (43, 2097826), (74, 1219007), (86, 1048913), (1591, 56698), (3182, 28349)]