18957590

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{65371}}^1$

素因数の和:65407

約数の個数: 16

約数和(自身を含む): 35300880

約数和(自身を除く): 16343290

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 65371, 130742, 326855, 653710, 1895759, 3791518, 9478795, 18957590]

約数ペア:

[(1, 18957590), (2, 9478795), (5, 3791518), (10, 1895759), (29, 653710), (58, 326855), (145, 130742), (290, 65371)]