20877411

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{2711}}^1$

素因数の和:2882

約数の個数: 16

約数和(自身を含む): 29680128

約数和(自身を除く): 8802717

約数列:

[1, 3, 17, 51, 151, 453, 2567, 2711, 7701, 8133, 46087, 138261, 409361, 1228083, 6959137, 20877411]

約数ペア:

[(1, 20877411), (3, 6959137), (17, 1228083), (51, 409361), (151, 138261), (453, 46087), (2567, 8133), (2711, 7701)]