2012050505

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{22039}}^1$

素因数の和:22125

約数の個数: 24

約数和(自身を含む): 2626286400

約数和(自身を除く): 614235895

約数列:

[1, 5, 19, 31, 95, 155, 589, 961, 2945, 4805, 18259, 22039, 91295, 110195, 418741, 683209, 2093705, 3416045, 12980971, 21179479, 64904855, 105897395, 402410101, 2012050505]

約数ペア:

[(1, 2012050505), (5, 402410101), (19, 105897395), (31, 64904855), (95, 21179479), (155, 12980971), (589, 3416045), (961, 2093705), (2945, 683209), (4805, 418741), (18259, 110195), (22039, 91295)]