20090765

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{1091}}^1$

素因数の和:1252

約数の個数: 16

約数和(自身を含む): 25159680

約数和(自身を除く): 5068915

約数列:

[1, 5, 29, 127, 145, 635, 1091, 3683, 5455, 18415, 31639, 138557, 158195, 692785, 4018153, 20090765]

約数ペア:

[(1, 20090765), (5, 4018153), (29, 692785), (127, 158195), (145, 138557), (635, 31639), (1091, 18415), (3683, 5455)]