20291931

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{4019}}^1$

素因数の和:4056

約数の個数: 32

約数和(自身を含む): 34732800

約数和(自身を除く): 14440869

約数列:

[1, 3, 9, 11, 17, 27, 33, 51, 99, 153, 187, 297, 459, 561, 1683, 4019, 5049, 12057, 36171, 44209, 68323, 108513, 132627, 204969, 397881, 614907, 751553, 1193643, 1844721, 2254659, 6763977, 20291931]

約数ペア:

[(1, 20291931), (3, 6763977), (9, 2254659), (11, 1844721), (17, 1193643), (27, 751553), (33, 614907), (51, 397881), (99, 204969), (153, 132627), (187, 108513), (297, 68323), (459, 44209), (561, 36171), (1683, 12057), (4019, 5049)]