20409095

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{34301}}^1$

素因数の和:34330

約数の個数: 16

約数和(自身を含む): 29636928

約数和(自身を除く): 9227833

約数列:

[1, 5, 7, 17, 35, 85, 119, 595, 34301, 171505, 240107, 583117, 1200535, 2915585, 4081819, 20409095]

約数ペア:

[(1, 20409095), (5, 4081819), (7, 2915585), (17, 1200535), (35, 583117), (85, 240107), (119, 171505), (595, 34301)]