20477877

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3019}}^1$

素因数の和:3065

約数の個数: 32

約数和(自身を含む): 34790400

約数和(自身を除く): 14312523

約数列:

[1, 3, 7, 17, 19, 21, 51, 57, 119, 133, 323, 357, 399, 969, 2261, 3019, 6783, 9057, 21133, 51323, 57361, 63399, 153969, 172083, 359261, 401527, 975137, 1077783, 1204581, 2925411, 6825959, 20477877]

約数ペア:

[(1, 20477877), (3, 6825959), (7, 2925411), (17, 1204581), (19, 1077783), (21, 975137), (51, 401527), (57, 359261), (119, 172083), (133, 153969), (323, 63399), (357, 57361), (399, 51323), (969, 21133), (2261, 9057), (3019, 6783)]