20174020887

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{263537}}^1$

素因数の和:263655

約数の個数: 32

約数和(自身を含む): 30359577600

約数和(自身を除く): 10185556713

約数列:

[1, 3, 17, 19, 51, 57, 79, 237, 323, 969, 1343, 1501, 4029, 4503, 25517, 76551, 263537, 790611, 4480129, 5007203, 13440387, 15021609, 20819423, 62458269, 85122451, 255367353, 353930191, 395569037, 1061790573, 1186707111, 6724673629, 20174020887]

約数ペア:

[(1, 20174020887), (3, 6724673629), (17, 1186707111), (19, 1061790573), (51, 395569037), (57, 353930191), (79, 255367353), (237, 85122451), (323, 62458269), (969, 20819423), (1343, 15021609), (1501, 13440387), (4029, 5007203), (4503, 4480129), (25517, 790611), (76551, 263537)]