19352655

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{20479}}^1$

素因数の和:20500

約数の個数: 32

約数和(自身を含む): 39321600

約数和(自身を除く): 19968945

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 20479, 61437, 102395, 143353, 184311, 307185, 430059, 552933, 716765, 921555, 1290177, 2150295, 2764665, 3870531, 6450885, 19352655]

約数ペア:

[(1, 19352655), (3, 6450885), (5, 3870531), (7, 2764665), (9, 2150295), (15, 1290177), (21, 921555), (27, 716765), (35, 552933), (45, 430059), (63, 307185), (105, 184311), (135, 143353), (189, 102395), (315, 61437), (945, 20479)]