20714805

素因数分解:

$3^3\times 5^1\times {\mathrm{153443}}^1$

素因数の和:153457

約数の個数: 16

約数和(自身を含む): 36826560

約数和(自身を除く): 16111755

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 153443, 460329, 767215, 1380987, 2301645, 4142961, 6904935, 20714805]

約数ペア:

[(1, 20714805), (3, 6904935), (5, 4142961), (9, 2301645), (15, 1380987), (27, 767215), (45, 460329), (135, 153443)]