20859365

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{1049}}^1$

素因数の和:1192

約数の個数: 16

約数和(自身を含む): 25930800

約数和(自身を除く): 5071435

約数列:

[1, 5, 41, 97, 205, 485, 1049, 3977, 5245, 19885, 43009, 101753, 215045, 508765, 4171873, 20859365]

約数ペア:

[(1, 20859365), (5, 4171873), (41, 508765), (97, 215045), (205, 101753), (485, 43009), (1049, 19885), (3977, 5245)]