19962020155

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2273}}^1\times {\mathrm{22811}}^1$

素因数の和:25107

約数の個数: 32

約数和(自身を含む): 29879705088

約数和(自身を除く): 9917684933

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 2273, 11365, 15911, 22811, 25003, 79555, 114055, 125015, 159677, 175021, 250921, 798385, 875105, 1254605, 1756447, 8782235, 51849403, 259247015, 362945821, 570343433, 1814729105, 2851717165, 3992404031, 19962020155]

約数ペア:

[(1, 19962020155), (5, 3992404031), (7, 2851717165), (11, 1814729105), (35, 570343433), (55, 362945821), (77, 259247015), (385, 51849403), (2273, 8782235), (11365, 1756447), (15911, 1254605), (22811, 875105), (25003, 798385), (79555, 250921), (114055, 175021), (125015, 159677)]