19342719

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1277}}^1$

素因数の和:1317

約数の個数: 40

約数和(自身を含む): 33401808

約数和(自身を除く): 14059089

約数列:

[1, 3, 9, 11, 17, 27, 33, 51, 81, 99, 153, 187, 297, 459, 561, 891, 1277, 1377, 1683, 3831, 5049, 11493, 14047, 15147, 21709, 34479, 42141, 65127, 103437, 126423, 195381, 238799, 379269, 586143, 716397, 1137807, 1758429, 2149191, 6447573, 19342719]

約数ペア:

[(1, 19342719), (3, 6447573), (9, 2149191), (11, 1758429), (17, 1137807), (27, 716397), (33, 586143), (51, 379269), (81, 238799), (99, 195381), (153, 126423), (187, 103437), (297, 65127), (459, 42141), (561, 34479), (891, 21709), (1277, 15147), (1377, 14047), (1683, 11493), (3831, 5049)]