19792377

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{647}}^1$

素因数の和:770

約数の個数: 32

約数和(自身を含む): 32348160

約数和(自身を除く): 12555783

約数列:

[1, 3, 9, 11, 27, 33, 99, 103, 297, 309, 647, 927, 1133, 1941, 2781, 3399, 5823, 7117, 10197, 17469, 21351, 30591, 64053, 66641, 192159, 199923, 599769, 733051, 1799307, 2199153, 6597459, 19792377]

約数ペア:

[(1, 19792377), (3, 6597459), (9, 2199153), (11, 1799307), (27, 733051), (33, 599769), (99, 199923), (103, 192159), (297, 66641), (309, 64053), (647, 30591), (927, 21351), (1133, 17469), (1941, 10197), (2781, 7117), (3399, 5823)]