20033585

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{28019}}^1$

素因数の和:28048

約数の個数: 16

約数和(自身を含む): 28244160

約数和(自身を除く): 8210575

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 28019, 140095, 308209, 364247, 1541045, 1821235, 4006717, 20033585]

約数ペア:

[(1, 20033585), (5, 4006717), (11, 1821235), (13, 1541045), (55, 364247), (65, 308209), (143, 140095), (715, 28019)]