20153837405

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{10831}}^1\times {\mathrm{28627}}^1$

素因数の和:39476

約数の個数: 16

約数和(自身を含む): 26048273664

約数和(自身を除く): 5894436259

約数列:

[1, 5, 13, 65, 10831, 28627, 54155, 140803, 143135, 372151, 704015, 1860755, 310059037, 1550295185, 4030767481, 20153837405]

約数ペア:

[(1, 20153837405), (5, 4030767481), (13, 1550295185), (65, 310059037), (10831, 1860755), (28627, 704015), (54155, 372151), (140803, 143135)]