20733385

素因数分解:

$5^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1\times {\mathrm{317}}^1$

素因数の和:552

約数の個数: 16

約数和(自身を含む): 25399296

約数和(自身を除く): 4665911

約数列:

[1, 5, 103, 127, 317, 515, 635, 1585, 13081, 32651, 40259, 65405, 163255, 201295, 4146677, 20733385]

約数ペア:

[(1, 20733385), (5, 4146677), (103, 201295), (127, 163255), (317, 65405), (515, 40259), (635, 32651), (1585, 13081)]