2018890325

素因数分解:

$5^2\times {\mathrm{71}}^1\times {\mathrm{1137403}}^1$

素因数の和:1137484

約数の個数: 12

約数和(自身を含む): 2538685728

約数和(自身を除く): 519795403

約数列:

[1, 5, 25, 71, 355, 1775, 1137403, 5687015, 28435075, 80755613, 403778065, 2018890325]

約数ペア:

[(1, 2018890325), (5, 403778065), (25, 80755613), (71, 28435075), (355, 5687015), (1775, 1137403)]