20712051

素因数分解:

$3^3\times {\mathrm{401}}^1\times {\mathrm{1913}}^1$

素因数の和:2323

約数の個数: 16

約数和(自身を含む): 30777120

約数和(自身を除く): 10065069

約数列:

[1, 3, 9, 27, 401, 1203, 1913, 3609, 5739, 10827, 17217, 51651, 767113, 2301339, 6904017, 20712051]

約数ペア:

[(1, 20712051), (3, 6904017), (9, 2301339), (27, 767113), (401, 51651), (1203, 17217), (1913, 10827), (3609, 5739)]