19369075

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{337}}^1$

素因数の和:388

約数の個数: 36

約数和(自身を含む): 27871480

約数和(自身を除く): 8502405

約数列:

[1, 5, 11, 19, 25, 55, 95, 121, 209, 275, 337, 475, 605, 1045, 1685, 2299, 3025, 3707, 5225, 6403, 8425, 11495, 18535, 32015, 40777, 57475, 70433, 92675, 160075, 203885, 352165, 774763, 1019425, 1760825, 3873815, 19369075]

約数ペア:

[(1, 19369075), (5, 3873815), (11, 1760825), (19, 1019425), (25, 774763), (55, 352165), (95, 203885), (121, 160075), (209, 92675), (275, 70433), (337, 57475), (475, 40777), (605, 32015), (1045, 18535), (1685, 11495), (2299, 8425), (3025, 6403), (3707, 5225)]