205653654

素因数分解:

$2^1\times 3^4\times {\mathrm{1269467}}^1$

素因数の和:1269481

約数の個数: 20

約数和(自身を含む): 460816884

約数和(自身を除く): 255163230

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 1269467, 2538934, 3808401, 7616802, 11425203, 22850406, 34275609, 68551218, 102826827, 205653654]

約数ペア:

[(1, 205653654), (2, 102826827), (3, 68551218), (6, 34275609), (9, 22850406), (18, 11425203), (27, 7616802), (54, 3808401), (81, 2538934), (162, 1269467)]