2019957969

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{439}}^1\times {\mathrm{1087}}^1$

素因数の和:1629

約数の個数: 32

約数和(自身を含む): 2895298560

約数和(自身を除く): 875340591

約数列:

[1, 3, 17, 51, 83, 249, 439, 1087, 1317, 1411, 3261, 4233, 7463, 18479, 22389, 36437, 55437, 90221, 109311, 270663, 477193, 619429, 1431579, 1533757, 1858287, 4601271, 8112281, 24336843, 39607019, 118821057, 673319323, 2019957969]

約数ペア:

[(1, 2019957969), (3, 673319323), (17, 118821057), (51, 39607019), (83, 24336843), (249, 8112281), (439, 4601271), (1087, 1858287), (1317, 1533757), (1411, 1431579), (3261, 619429), (4233, 477193), (7463, 270663), (18479, 109311), (22389, 90221), (36437, 55437)]