19792819585

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{177889}}^1$

素因数の和:177946

約数の個数: 48

約数和(自身を含む): 31456644480

約数和(自身を除く): 11663824895

約数列:

[1, 5, 7, 11, 17, 35, 55, 77, 85, 119, 187, 289, 385, 595, 935, 1309, 1445, 2023, 3179, 6545, 10115, 15895, 22253, 111265, 177889, 889445, 1245223, 1956779, 3024113, 6226115, 9783895, 13697453, 15120565, 21168791, 33265243, 51409921, 68487265, 105843955, 166326215, 232856701, 257049605, 359869447, 565509131, 1164283505, 1799347235, 2827545655, 3958563917, 19792819585]

約数ペア:

[(1, 19792819585), (5, 3958563917), (7, 2827545655), (11, 1799347235), (17, 1164283505), (35, 565509131), (55, 359869447), (77, 257049605), (85, 232856701), (119, 166326215), (187, 105843955), (289, 68487265), (385, 51409921), (595, 33265243), (935, 21168791), (1309, 15120565), (1445, 13697453), (2023, 9783895), (3179, 6226115), (6545, 3024113), (10115, 1956779), (15895, 1245223), (22253, 889445), (111265, 177889)]