20476959

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{2659}}^1$

素因数の和:2830

約数の個数: 16

約数和(自身を含む): 29111040

約数和(自身を除く): 8634081

約数列:

[1, 3, 17, 51, 151, 453, 2567, 2659, 7701, 7977, 45203, 135609, 401509, 1204527, 6825653, 20476959]

約数ペア:

[(1, 20476959), (3, 6825653), (17, 1204527), (51, 401509), (151, 135609), (453, 45203), (2567, 7977), (2659, 7701)]